The First 48

In Miami, Det. Frank Sanchez responds to the murder of a retired Miami Police captain, shot in broad daylight at a marina on the Miami River. When initial leads run dry, Miami PD launches a massive investigation, tracking the alleged killer all the way to New Jersey.

When fire fighters in Detroit respond to a house fire and discover a 63-year-old woman stabbed and bound, Sergeant Kenny Gardner and Investigator Barbara Simon must investigate the brutal murder.

In Harris County, TX a young man is days away from testifying as a witness in an aggravated assault case when he is suddenly gunned down near his home. As Sgt. Ron Hunter and the homicide team investigates, they learn the murder may have been part of an elaborate plan to keep the victim from getting on the stand.

In Charlotte, rookie Detective Norma McKee gets her first double-murder: a young couple shot in their car by a backseat passenger. Inside the vehicle, detectives find what may be a vital clue, a baseball hat that might contain the suspect's DNA.

In Charlotte, when a store clerk and father of three young children is shot in a robbery by a masked man, lead Detective David Osorio and his team interview witnesses and find that no one knows the shooter.

In Charlotte, rookie homicide Det. Brian Whitworth is assigned his first case when a woman is discovered on her bedroom floor, stabbed to death.

In Louisville, Det. Kristen Downs is at a dead end in her search for the killer of a wheelchair bound man, until she discovers the victim's sons might be the key to the case.

After a year with the gang unit, Detective Kevin Ruggiero returns to Miami Homicide, investigating a drive-by shooting that left two men dead. He has little to work with until he learns that one of the victims was a founder of a local gang.

When Louisville Detectives Mickey Cohn and Jon Lesher discover that their two murder victims have matching tattoos, they suspect the murders might be related.

When a fight at a Charlotte nightclub escalates to gunfire, an innocent bystander is killed in the crossfire. Detective Terry Brandon and his team are forced to pit brother against brother to solve the murder.

In Birmingham, Detectives Eric Torrence and Henry Lucas investigate the murder of a 31-year-old male found dead in a field. But with a tight-lipped community where street law is paramount, finding someone to talk is the team's biggest challenge.

Birmingham Detective Warren Cotton investigates the murder of three family members, including a 12-year-old girl, who were stabbed to death in their home and then burned. In Miami, Detective John and his team are working the shooting of a young man.

In Harris County, a family man is shot down in his driveway. With no motive or witnesses lead investigator Deputy Juan Viramontes hopes a clue found on the victim's car can lead to the killer.