The First 48

Homicide cops in New Orleans search for clues after finding a police dispatcher and two of her children shot dead in what looks like a calculated hit.

In New Orleans, police track two suspects in the shooting of a 19-year-old, while Dallas detectives investigate a woman found dead by a highway.

Rookie detective Kathy Cruz leads her first case: a shooting in Cleveland. Police in New Orleans face silence from locals after a daytime murder.

When a gas station robbery leaves a staff member dead, Cleveland detectives race to identify three armed suspects wearing conspicuous clothing.

New Orleans detectives try to find a man in a white truck suspected of tying up a woman, murdering her and dumping her body.

A teen is the initial focus of homicide detectives' investigation into a late-night shooting in Cleveland — but the case quickly grows more complicated.

The clock is ticking for Cleveland detectives after a man is stabbed to death in his home, while Texas cops investigate an attack on two men in a car.

Dallas police have a bar shooter on camera but need help identifying him. In Cleveland, cops search for clues to a mother murdered on her birthday.

As detectives in Dallas hunt the killer of a young father shot outside his home, Cleveland police struggle for leads into a mother's complex murder.

Three days before Christmas, two killers gun down a young man in his family home, and Cleveland police suspect it could be a drug-related murder.