The First 48

A store's video-surveillance system captures a murder; a female prostitute's body is discovered.

A missing persons case in Tulsa, Okla., turns into a detective's worst nightmare.

A man gunned down inside an apartment sets off a chain of events unlike anything Tulsa Homicide has ever seen.

A man is murdered in front of his fiancée; a man is gunned down while protecting his friends.

A woman found bound by the side of the road may have been the victim of a serial killer.

A grandmother is gunned down steps from her front door, and her killers may be 14-year-old boys.

In Tulsa, Okla., an unsolved case comes to life when new evidence sheds light on a dead man's friend.

A high school football player is gunned down when his friends make a dangerous decision.

A teenager's life is cut short over a neighborhood beef; a young woman goes missing.

A generous Atlanta man is murdered; in Tulsa, Okla., a man is shot while driving down the street.

Detectives investigate a double murder in Minneapolis; a young woman is found dead in a dumpster.

A young mother and her friend are murdered in front of her children in Tulsa, Okla.

A man is randomly shot in front of his sister's house; a homeless man is brutally murdered.

Minneapolis detectives need the help of the Somali community to help solve a murder.

A man is robbed and shot on his payday; a feud between neighbors gets out of control.

Late-night shooting; a party turns into a bloodbath; carjackers become suspects in a murder.

Detective Darrin Smith discovers an escalating feud that threatens to tear apart a neighborhood.

A father is killed in a convenience store; a man is gunned down before he can turn his life around.

A parking lot drug deal turns into a shootout; a motel execution escalates into a double murder.

A Tulsa, Okla., man is shot and killed; an escalating argument ends in an Atlanta man's death.

When a man is murdered just before Christmas, his family helps Tulsa detectives search for his killers.

A woman is beaten and stabbed to death in her home in an act of vengeance; a Kansas City man is unable to get out of a dangerous business.

A father gone missing turns up dead, when his plans to evict a tenant ignites a murderous rage.

In Tulsa, Detective Leatherman tracks a sadistic killer who murdered the brother of a man who stole his truck.