A young soldier (Frankie Avalon) leans on his late brother's best friend, Kirby, for protection.

Gallagher, downed and captured in Germany, becomes involved in a plan to topple Hitler; guest Diana Hyland.

The president (William H. Macy) gives Jonas a top-secret assignment when the Unit must protect a U.S. senator traveling in a hostile Asian country.

When things go awry during an Iranian mission, Mack must decide whether to leave their guide behind to be tortured or to kill her himself; wounded Jeremy has Molly at his bedside.

A spy overhears Kim Brown talking about intimate details of the Unit's dangerous North Korean mission, jeopardizing it.

A woman who sent her ex-husband to jail leaves her baby on Reno's doorstep when the child's vengeful father escapes from prison.

Reno tries to elude police officers when he and Bobby travel to New York City to find a con artist who is preparing to leave the country.

A three-point alarm that alerts drivers when moose cross the road; a mechanical barrier that stops cars at school crosswalks; robot sweepers; paper airplanes.

Voting, Wolves, Thunderstorms!

Learning how dolphins, whales, swordfish and turtles continually inspire imaginations with their amazing abilities.

A rescue dog goes missing for five days; after a late-night blaze guts a community market, local heroes join together to rebuild.

Doctors and nurses put their lives on the line to save infants in peril.

A determined villain (Cliff Robertson) believes his special truck can outrun the Batmobile.

Shame (Cliff Robertson) uses his high-powered truck to steal valuable steers.

The thief (Rene Auberjonois) of a secret laser crystal conceals himself among costumed attendees at a science-fiction convention.

A gang of phony investment operators gets a double for Jimmy.

A wealthy girl tries to hire Superman for a party.

Lois dreams Superman proposes to her.

Clark and Lois are umpires in a treasure hunt on Dagger Island.

Walker's investigation of a carjacking ring leads him to the man who placed a $1 million bounty on his head.

Walker investigates the kidnapping of a wealthy businessman's daughter and comes face to face with the Japanese mob.

The key witness in Walker's investigation of a money-laundering bingo scam keeps trying to escape protective custody.

When Trivette volunteers himself and Walker to work on a movie, they inadvertently uncover a planned train robbery.

Walker goes under cover to catch wealthy teenagers who decide to clean up Skid Row by killing off the homeless who live there.

Walker, Trey and Cassie prepare for what Captain James has in store for them at HQ; Stella and August start to put some pieces together; Walker makes plans for his future; Liam questions his brother's motives.

Walker, Trey, Cassie and Detective Luna explore more leads as Walker starts to become more and more invested; Stella goes to Bonham for self-defense training; August excels in his boot camp training; Bonham and Abby discuss the future.

The Enterprise discovers the wreckage of a Federation vessel in orbit around an Earth-like planet where a gladiator-type empire continues to flourish.

An exchange program makes Riker an officer on a Klingon ship, which later threatens the Enterprise.

Garak finds his loyalties torn when Enabran Tain, his former mentor, orders him to interrogate Odo; the Tal Shiar and Obsidian Order join forces to attack the Dominion.

When Seven of Nine is captured by alien warriors, she is forced to fight a Pendari gladiator as a contestant in a deadly game.

The crew encounters ghostly apparitions while checking out a ship that crashed on a desolate planet and discovers an alien race that has survived in spite of tremendous odds. Tom Bergeron and Rene Auberjonois guest star.

Duncan tries to rekindle hope in a discouraged Immortal friend who has turned his back on the world and his dreams.

Duncan (Adrian Paul) is haunted by the death of an innocent man during a sword fight with an evil Immortal (Roddy Piper).

Duncan fears he and Charlie may have been too hasty in getting involved with his old friend Tommy Sullivan after a rival of his turns up dead.

Dutch Dixon and Bobby both search for Reno when an accident leaves him temporarily paralyzed and suffering from amnesia.

Reno (Lorenzo Lamas) finds himself behind bars in the Old West when an opportunist turns him in for the reward. With Branscombe Richmond, Kathleen Kinmont.

Bandits hold up a stagecoach and decide to kidnap one of the passengers.

Hoodlums torment a Chinese laundry owner.

The frightened wife of an aging bounty hunter hires Josh to find her husband before he's killed.

Two gunmen hold three innocent hostages for the freedom of Josh's prisoner.

Cheyenne rides into trouble on the streets of Vera Cruz during Emperor Maximilian's reign of Mexico.

Don Sebastian wants to seal the alliance by marrying his daughter, Victoria, to John and sending his son with her.

MacGyver is kidnapped and drawn into a dangerous plan to destroy the hidden papers of the late Romanian dictator Ceausescu.

Agents detour Murdock to South America when he embarks on a Hawaiian trip he won on "Wheel of Fortune"; guests Pat Sajak, Vanna White.

The team works with the Soviets to prevent an insane Soviet general from triggering World War III; guest William Smith.

Face pursues a lifelong dream and cons his way into a posh country club, only to discover counterfeiters working off the seventh green.

A concert deal appears shaky when Face inadvertently books Boy George & Culture Club into a rowdy cowboy nightclub.

The team pretends to be mercenaries to protect a teenage squatter (Moosie Drier) from an unscrupulous landowner.

B.A.'s old girlfriend (Sheila DeWindt) calls on him to find her investor husband, B.A.'s former school rival.

A hypnotist and bank robber becomes the prime suspect in a murder investigation; the team probes the death of a school counselor with a gambling problem.

When a number of people are found dead, looking as if they simply died in the middle of what they were doing, the CSI team tries to figure out what keeps the corpses from collapsing.

Two bodies are found in a trash bin: one is a man disguised as a cop, who committed armed robbery, and the other is the daughter of a South American crime lord.

On a mission to 1960s Earth, the Enterprise finds a human agent (Robert Lansing) working for aliens; guest Teri Garr.

When Starfleet orders his disassembly for research purposes, Data is thrust into a legal battle to determine if he is entitled to the rights enjoyed by sentient beings; Cmdr. Riker is ordered to advocate against Data.

Sisko builds a replica of an ancient Bajoran ship and then takes Jake on a journey to test an 800-year-old legend about Bajoran space travel.

When Chakotay's shuttle is captured by a Borg ship, Janeway enters into hostage negotiations with a gang of dangerously erratic Borg children.

Archer clashes with an alien commander after he and Mayweather are detained when they accidentally enter a military zone.

The vengeful son of a recently prosecuted mob boss threatens to pay back all those responsible for his father's conviction, including Alex; Walker's kickboxing friends come to town.

Injured Reno finds little peace at a commune when he becomes the main suspect in the bombing of a local government building.

Colt's meeting with a former love at a reunion goes awry when her brother fakes a gem theft to collect the insurance.

Nash takes on the case of a clever con man who fakes his own death after ripping off a dangerous organized crime boss; Joe learns that his mother-in-law smokes marijuana.

Sydney and Gage disguise themselves as bikers to gain the trust of a motorcycle gang and bust up a methamphetamine lab; Alex and Trivette take on dangerous drivers.

Johnny heads to a watering hole and encounters two men in the midst of heated battle.

A bank-robbery suspect has an airtight alibi.

A poor schoolteacher in a Mexican village hires Josh to keep a local witch woman away from his expectant wife.

Josh must find a woman's pet ewe.

Cheyenne drives the afternoon stage into Lead City with mysterious Señor Beloze.

Victoria, returned after being kidnapped by Apaches, receives two offers to leave her loveless marriage.

A friend of MacGyver's is linked to a murder weapon that was used in an assassination 20 years ago and a present-day cop killing.

The team helps Face's old high-school buddy (Tom Villard) locate a sunken Spanish galleon filled with treasure.

Harm and Mac uncover a terrorist plot against the United States designed by a high-ranking al-Qaida member.

After stepping on a land mine and losing a leg, Bud hovers near death and doctors inform his wife and JAG colleagues to expect the worst.

Harm and Mac defend a Marine corporal who says he deserted because of anti-Semitism among his peers; Bud returns to a D.C. hospital for rehabilitation after the loss of his leg.

Harm defends a Marine who says he killed his wife in self-defense but refuses to let his son testify.

Mac and Sturgis defend two SEALs who say they believed a deadly car chase was part of a training exercise.

Grissom asks Lady Heather for help when the team investigates a case connected to the world of domination.

The team has a hard time investigating a shooting in Koreatown when none the witnesses will talk about the crime.

A man blames the death of his wife and daughter on anonymous e-mail threats; Grissom attends a transfer hearing.

Capt. Kirk races against time after an alien woman materializes on the bridge and steals Mr. Spock's brain.

Wesley falls for a young planetary ruler whose humanoid form conceals a secret.

Quark is summoned to his home planet when his mother violates a Ferengi law prohibiting women from earning a profit.

Janeway visits Fair Haven, a holographic town, where residents suspect visitors of using black magic.

A creature spins a cocoon around Archer and Trip and feeds off them to survive; with lives in the balance, Hoshi must persuade it to return to its home planet.

The Rangers chase down carjackers who have taken the life of Gage's former high-school sweetheart; Gage leans on Sydney for support after he loses his hearing.

Bobby deals with one dangerous situation after another when his mother and cousin arrive unexpectedly.

Colt is puzzled to learn his quarry (Randolph Mantooth) wants to be arrested because of second thoughts about having himself murdered.

Nash and Joe bear down on black market poachers selling animal gall bladders; the office buzzes with rumors of a romance between Nash and Rachel.

Walker (Chuck Norris) and the Rangers break up a deadly arms racket that uses stolen diamonds to obtain weapons.

While in Mexico, Johnny accidentally shoots a young boy who turns out to be the son of a famous matador.

A shiftless man and his sons pursue Hoby's quarry for a reward.

A lawyer asks Josh to protect his wife from a gunman whom her testimony helped to convict.

Josh arrives in a strange town seeking a man who offered him $500.

Cheyenne faces an angry town and a dangerous gunman to save the life of an old friend.

Cochise threatens to kill three deserters who murdered Indians unless an Army captain (Warren Stevens) returns Apache hostages.

A teenage friend of MacGyver's suffers from alcoholism and becomes involved in a burglary ring connected to a murder.

The team outmaneuvers swindlers plotting to evict a group of enterprising senior citizens; guest Jason Evers.

When an explosion at a military cemetery's mausoleum reveals a cache of dismembered human remains, the team searches for a potential serial killer.

With a young Marine on life support, the team tracks his movements in the days leading up to his being left for dead.

Cassidy (Jessica Steen) blames herself when the team learns that a tip on terrorist activity was a trap that resulted in the deaths of two agents.

When a petty officer on whom McGee based a character for his latest book is murdered, McGee must figure out who could have accessed his secret manuscript.

Gibbs and the team must take action after the director's risky solo meeting with an informant ends with a death.

A popular young singer is found dead outside an infamous Las Vegas nightclub, leading the CSI team to uncover a link between that crime and a murder 50 years earlier.

When the team discovers a connection between a new murder and a serial killer, Grissom secretly joins the class of a criminal pathologist (Laurence Fishburne) to help crack the case.

Grissom announces that he is leaving, which surprises and saddens the team, and Dr. Raymond Langston may take a permanent position in the group.

A beautiful Romulan commander (Joanne Linville) woos Spock after capturing the Enterprise in the neutral zone.

Probes from an ancient world destroy the computers of one Starfleet vessel, then turn on the Enterprise.

Kira reluctantly returns to Bajor on a mission against Shakaar, her leader during the resistance movement.

The long-dead Ensign Ballard seeks sanctuary aboard Voyager, pursued by alien abductors who reproduce by reanimating cadavers.

Escorting a Vulcan ambassador accused of criminal misconduct, the Enterprise comes under attack by a corrupt race; T'Pol asks for Archer's help in defending their charge.

Walker and Alex fall all over themselves preparing for their child's arrival; the Rangers unexpectedly find themselves on the set of a new movie.

Reno and Bobby attempt to recover evidence of a UFO crash from an Air Force base scheduled for demolition.

In Hawaii, Colt searches for the industrial spy who stole a rock 'n' roll band's (Sha Na Na) bankroll; guest Pat Boone.

Nash and Joe investigate the murder of a wealthy lawyer; Cassidy and Rachel are caught in a love triangle.

Walker and Trivette attempt to protect Alex from a released convict, a former sheriff who swore revenge when she sent him to prison.

Varina Davis asks Johnny and three other former soldiers to escort her husband, Jefferson Davis, to Richmond.

A blizzard forces Hoby to seek shelter in a cabin occupied by two criminals.

Josh is asked to find the twin brother of a man before he is shot.

Josh is asked to hunt down an old friend who robbed the bank of the town in which he was the sheriff.

Cheyenne meets a professional killer named Preacher in a saloon.

Temptation sidetracks Buck, Manolito and Billy Blue when they head for Tucson to buy supplies.

MacGyver discovers that members of East Germany's former secret police are determined to recover stolen gold.

A mobster, avenging his brother's death, stalks an alcoholic ex-boxer; guests Hulk Hogan, William "The Refrigerator" Perry.

Elena goes undercover as an exotic dancer in order to find a missing stripper; Jack and Anne consider the ramifications of her pregnancy.

Malone and the team search for a 911 operator who goes missing after receiving a threatening phone call from a man who asked for her by name.

A 15-year-old disappears from a girls' detention center after recently being manhandled and threatened by other detainees.

When an Albanian mobster's mistress and their 8-year-old son go missing, Jack uses the situation to unearth evidence against him.

The team searches for a missing family man (Eriq La Salle) living in New York, after being displaced by Hurricane Katrina; when the team learns he has told lies, they entertain the theory of a possible suicide.

Dr. Langston's first day on the job goes from bad to worse when a simple burglary case quickly overlaps a complicated arson and homicide case.

The CSI team is called in to help catch the killer when an undercover FBI agent is found murdered.

The team investigates a murder at a fast-food restaurant but discovers that much of the evidence is covered in cooking oil.

Spock must destroy an asteroid threatening a primitive world where lost and amnesiac Kirk has taken a wife.

A metal scrap from an Air Force craft leads the away team to a lavish hotel/casino on an unmapped world.

Jadzia undergoes a Trill ritual and meets Dax's previous hosts, who communicate with her through Sisko, Odo and others; Nog prepares for Starfleet Academy, despite Quark's disapproval.

Seven suspects that Icheb's parents are not telling the truth about their son's assimilation; one of the Borg children still on board Voyager may hold the key to the mystery.

An alien leader invites Archer and Trip to his desert planet to repay them for fixing his ship, but the being's true motives soon become known.

A powerful gang that Walker once helped to bust stalks the Ranger in hopes of getting revenge while Alex prepares to give birth; Trivette asks his old flame to share his life.

After kidnapping Reno as a likely bridegroom, a crazed woman arranges a real shotgun wedding for her sister.

Colt poses as a drill sergeant to help an old Army buddy (Clu Gulager) flush out thieves of military equipment.

A wealthy accounting adviser sets Rachel up for a murder, and her lack of cooperation confuses Nash until he discovers a secret from her past.

Walker goes up against a Japanese hit man whose father taught him the martial arts when he is charged with protecting a congressman from assassination.

Johnny tracks a mysterious assailant who made off with his horse and guns.

Hoby must trick a witness-intimidating killer into drawing on him.

A distraught father offers Josh $100 to guard his deaf-mute daughter while he goes to settle an old score.

A penniless Josh accepts an offer of $100 to help a frightened suitor with his elopement.

Cheyenne turns down the job of top hand for rancher Ben Gentry but finds two more offers awaiting him for the same job.

Don Sebastian suspects a prank when Manolito and Billy Blue arrive to buy his second-best bull, so he has the animal stolen.

An escaped madman plots to kill two women, the cop who arrested him and the therapist who pronounced him cured.

A crafty mobster (Mark Lawrence) fakes his own death to avoid prison and plots to take over a town.

As Langston testifies at the trial of a respected congressman, new evidence prompts the CSI team to reopen the investigation.

In one night, the team investigates three cases, which seem to be unrelated to one another.

Nick pieces together three separate murder cases that took place at a motel over the course of a year.

Riley and Langston are taken hostage after a gang-related shootout in a normally quiet Las Vegas community.

Langston is shocked to learn that one of his former grad students has been murdered while investigating Mexican wrestlers.

Catherine finds a possible connection between Nick's case involving a dead sky-diver and a mysterious double murder.

Hodges and Wendy wind up investigating the death of a beloved actor when they run into each other at a sci-fi convention for one of their favorite TV shows.

When a convicted felon claims the verdict was based on flawed evidence, Catherine re-examines one of her first cases.

A group of orphaned children under an alien's (Melvin Belli) control takes over the minds of the Enterprise crew.

The crew is caught in a time warp when they find Picard's double on a Federation shuttle that is six hours ahead of the Enterprise.

The Dominion tricks Sisko into a confrontation with the Tzenkethi that could lead to full-scale warfare.

An unexpected attack forces Janeway and three troubled crew members to work together in order to survive.

Shore leave on the pleasure planet Risa leaves the crew in various states of disarray; Phlox is awakened from his annual 48-hour hibernation to treat an injured crew member.

A notorious gang is out for revenge; Alex is on the verge of giving birth; Trivette is with an old flame.

Reno searches Arizona for the lawyer who has the tapes proving his innocence and manages to land a job as her bodyguard.

Colt encounters resistance from a fellow bounty hunter when he pursues a bail jumper involved in arms smuggling; guest Marilyn McCoo.

Nash is flabbergasted to learn that he's legally married to Tamara Van Zant and comes to the conclusion that she's up to her old tricks again; Nick acts as a "beard" for a lesbian friend.

Walker races to apprehend two young criminals who robbed an automated teller machine before a vicious bounty hunter catches up with them.

Reno has the opportunity to see how life would be without him after an encounter with bounty hunter Henry Travis.

One of Bobby's adversaries is released from prison and seeks revenge.

The Penguin hopes to be sent to the state prison so he can team up with a forger.

Batman hopes to fool the Penguin by having Alfred pose as a forger.

Inspector Henderson pretends to take a bribe so he can catch a crime boss.

A racketeer gets Kryptonite from a fallen meteor but mistakes Clark's friend for Superman.

Gangsters use a machine to become invisible and execute mysterious robberies.

Jimmy and Lois investigate a deserted island to be used for Navy bomb practice.

A fanatic (Andrew Duggan) plans to start a nuclear war by using his own television station to simulate attacks by alien spaceships.

MacGyver and his friends search for treasure hidden in an old station wagon left to him by his grandfather.

MacGyver dreams of living in the Old West, where he is forced to help a trio of women escape from outlaws.

High-tech crooks stage fights to the death for an Internet audience; Chen Pei Pei joins the LAPD and changes her name.

A murder involving a high school football star draws Riggs and Murtaugh into the lucrative and corrupt world of college football recruiting; Murtaugh considers a change in his professional life; Riggs spends more time with Karen Palmer.

Walker's friend is killed during a series of high-profile robberies by men in clown masks; guest Wilford Brimley.

Walker's friend is killed during a series of high-profile robberies by men in clown masks; guest Wilford Brimley.

A captured Navy airman (Kent McCord), brainwashed by the Japanese, is planted to inform on the unsuspecting Black Sheep.

When the Black Sheep are ordered on a suicide mission, Pappy comes up with the idea of attacking in enemy planes.

Still in a funk over Beller's suicide, Brewster chooses a team for a secret mission to free U.S. POWs.

After surviving a dangerous mission, Percell, Ruiz and McKay go home and find hatred and confusion about the war.

Saunders and his men rush to rescue a snagged American paratrooper dangling from a church steeple.

An escaped convict (Gilbert Roland) steals the clothes and papers of a dead French underground leader and then joins with American forces.

Gallagher discovers the reason behind a pilot's (Don Gordon) cold, belligerent attitude; guests Don Quine, Jill Ireland.

While protecting an international figure at the U.N., the Unit springs into action when a deadly elevator crash occurs and worse trouble seems imminent.

While in Germany, the Unit must prevent a terrorist attack from happening; Kim runs into an old boyfriend at the airport.

Jonas and the team take control of an Army support base in disarray and organize an attack against the tribal militia surrounding them.

Reno attempts to clear a woman who murdered her husband in self-defense; in the meantime, he falls in love with her, complicating the investigation.

Bobby's mentor ropes Reno into a web of blackmail and murder.

Holders that allow people without use of their hands to drink from a cup; a slingshot-type invention that delivers newspapers right to the door; plant-watering machines; Popsicle-stick towers.

Tornadoes, Wind Energy, Batteries.

Decoding the mysteries about fascinating cousins, the primates and learning the key attributes that differentiate them from monkeys and from one another.

A mountain bike accident leaves a man injured in the Michigan wilderness and it's up to local first responders to navigate the trails and find the stranded man; motorists are caught in a flood and they are in desperate need of help.

Firefighters race to save a teenager when a fire rips through an apartment complex; a massive fire devastates a city block.

Catwoman plans to steal the voices of singers Chad and Jeremy.

Batman and Robin pursue Catwoman, who has stolen the voices of others.

Diana poses as a singer to expose an extortion ring in the record business; guests Judge Reinhold, Sarah Purcell, Rick Springfield.

Superman helps Anna Constantine smuggle jewels out from behind the Iron Curtain to Paris.

An accidental act of heroism changes a bookkeeper's life.

Jimmy and Lois are victimized by a phony speed trap and held in a vanishing room.

Lois, mistaken for a lost queen, is sealed in a tomb.

Walker and Trivette (Chuck Norris, Clarence Gilyard) must save Alex (Sheree J. Wilson) from a kidnapper before she is murdered.

Trivette is the only suspect when five million confiscated from counterfeiters disappears and Walker rushes to prove Trivette's innocence.

A known mobster names a respected community leader (Howard Keel) as his business associate in money laundering and pornography.

A gang of young Cherokees steals artifacts from museums, claiming they were taken from ancient burial grounds.

Walker investigates encounters with UFOs in a small Texas town and tries to prove the residents have been deceived for the past 40 years.

Liam expresses his concerns about Walker to Trey; Walker becomes more invested in the case as Capt. James asks him to take a break; Stella continues her search for the necklace and starts putting together the pieces of the mystery.

James, Cassie and Trey appear to make some headway in their investigation; Stella and August make a startling discovery; Bonham and Abby have differing views about their retirement plans, with Liam serving as a referee.

Only a jealous scientist (Diana Muldaur) can save Spock when he goes mad after seeing a hideous Medusan.

Riker's estranged father briefs him for command of a ship; a cultural observance troubles Worf; Riker and his father face off in an anbo-jyutsu match, which is considered to be the ultimate evolution of the martial arts.

Lt. Cmdr. Worf must choose between Starfleet and his heritage when the Klingon Empire withdraws from the Federation peace treaty.

Con artists impersonate Janeway and her officers while pulling scams and marring Starfleet's reputation.

Starfleet orders the Enterprise home after the crew appears to have caused the destruction of a planet.

While battling Xavier St. Cloud, MacLeod falls out of beheading range when he is distracted by the appearance of the man who killed Darius.

MacLeod confronts Joe Dawson about Horton, the man who killed Darius, then follows the trail of Xavier St. Cloud to Paris.

Richie's protective feelings toward an Immortal woman being chased by an Immortal bounty hunter put a new slant on his relationship with Duncan.

Reno and Bobby reopen a case to discover whether a man, about to be executed, is really guilty.

Reno tracks down a rock star who has arranged his own disappearance.

A U.S. Marshal deputizes Johnny to take one member of an outlaw gang to jail while he goes after the others.

An argument over cards turns to a standoff between cowhands and Hoby.

A clerk embezzles $10,000 from his employer and then wants to return the money.

Sign off.

A Japanese geisha girl asks Josh to find her lost American boyfriend who promised to marry her.

Cheyenne jails the leader of a band of renegades, then is forced to a showdown with the townspeople who demand a lynching of the captive.

John is unable to buy Mexican beef to fulfill a contract because ranchers are forced to sell to a ruthless buyer.

MacGyver goes undercover as a field hand when he suspects grape growers, who may be using illegal pesticides, of murdering a labor organizer.

The search for the half-Vietnamese daughter (Tia Carrere) of Gen. Fulbright leads the team to a resourceful teenager bent on vengeance.

Gen. Stockwell (Robert Vaughn) blackmails the team into rescuing hostages held on board a Mexican airliner by terrorists.

The team faces court-martial in the murder of a colonel who was cooperating with the enemy; guest David Ackroyd.

Murdock and Frankie Santana ask Gen. Stockwell to help them rescue B.A., Hannibal and Face from a military firing squad.

The team joins a touring pro football squad to free an East German scientist; guests Alan Autry, Jim Brown, John Matuszak, Joe Namath.

The team must free three CIA agents from a Caribbean prison before an ambitious dictator strikes a deal with the Soviet military.

The CSI team is baffled by an unexplained illness that affects seemingly random citizens of Las Vegas, until the deaths are linked to a tattoo parlor.

The team is called in to investigate when a motorcycle gang member is stabbed to death at a biker bar.

The team investigates a string of murders linked to a scam involving valuable poker chips; Langston has to use deadly force for the first time.