The First 48

A 14-year-old Cleveland girl dies at her own birthday party when gunmen fire on a crowd.

Police detectives probe the slaying of a Dallas couple; a Cleveland man is shot in his own backyard.

A young father is killed in a carjacking; a Miami musician is shot dead in the street.

Dallas detectives launch a manhunt for the person who gunned down an innocent man in his car.

Dallas residents keep quiet about a shooting; a clerk in a corner store killed during a robbery.

Dallas detectives sift through a web of lies to find the person who gunned down a good Samaritan.

Police search for the two gunmen suspected of killing two teenage brothers in their backyard.

A shooting victim is found in a Dallas field; a man is killed while trying to stop a fight.

A shooting victim found in a courtyard; a 72-year-old grandmother beaten to death in her home.

A Cleveland teenager shot down in the street; a young woman gets set on fire and left to die.

A Miami police detective hopes to locate the killers of two men gunned down in a turf war.

A young mother of three gunned down in front of her home; a birthday party turns deadly.

Detectives search for the killer of a migrant worker; a Cleveland man is shot dead at a car wash.

Dallas detectives search for the killer of an elderly woman; a teenager is shot in her backyard.

A Cleveland community is shocked by the case of a young mother who was murdered and dumped in an abandoned house.

The murder of a father shot in the back; in Dallas, a surprising lead helps Detective Brian Tabor.

A man is shot to death on a city street, and police learn that his wife may hold the key to solving the crime.

Carjacking killers terrorize a Dallas neighborhood; an argument between friends gets out of control.

The body of an expectant father is found bound and burned in a creek bed.

New Orleans detectives hunt for a killer; a woman is gunned down in the street.

Masked gunmen terrorize a Cleveland family; Dallas detectives seek a killer with an assault rifle.

Cleveland detectives probe the case of a bullied teen who was shot and killed outside a library.

A father is ambushed and killed at a gas station; a Miami rapper is gunned down at his car wash.

Detectives investigate a fatal highway shooting; a Dallas nightclub execution is caught on video.