Detective Summer Benton uncovers the shocking reason why a young Atlanta father was ambushed and murdered by gunmen.

The First 48: The Detective Speaks

Night Run

Memphis, Tenn., detectives respond to the city's worst mass murder in more than 15 years, in which four adults and two children were killed in what may have been a gang-ordered directive.

Lester Street

Detectives discover a house of horrors during their investigation into the fatal slashing of a New Orleans woman.

Murder in Treme

Homicide detectives wander into a dark world of drugs and prostitution to solve an execution-style murder in a motel parking lot.

Ringside Seat

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

Deadly Morning

New footage and detective interviews update cases previously profiled in "The First 48."

S1 E4 | Lester Street