
The First 48
Dallas detectives sift through a web of lies to find the person who gunned down a good Samaritan.

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

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

An innocent bystander dies in a drive-by shooting; a man is killed trying to break up a fight.

Sgt. Roger Wedgeworth investigates the murder of a homeless man.

A 28-year-old father is stabbed to death while at work.

The victim's friends hinder a murder investigation.

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

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

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

An innocent bystander dies in a drive-by shooting; a man is killed trying to break up a fight.

A 30-year-old employee left in critical condition; 39-year-old man gunned down.

Police try to unravel the mystery surrounding a 28-year-old man shot in his home.

A body is found in a motel bathroom; Sgt. Mason investigates a man's shooting death.

Detective Justin Ritter believes witnesses to a daylight shooting are withholding information.

A Miami man is shot in broad daylight; a Honduran immigrant is stabbed to death in Dallas.

A police detective hunts a killer involved in the dangerous world of methamphetamine addiction.

Video surveillance captures the killer of a young father; a mother of six is shot on her birthday.

A 30-year-old employee left in critical condition; 39-year-old man gunned down.

Police try to unravel the mystery surrounding a 28-year-old man shot in his home.

A body is found in a motel bathroom; Sgt. Mason investigates a man's shooting death.