After the First 48

Gwinnett County detectives investigate the murder of an innocent 15-year-old who was caught up in a petty crime. But how will the prosecution take on a witness who claims the shooter acted in self-defense?

Detectives in Tulsa have only one witness to a domestic dispute that escalated to a double homicide -- a 12-year-old girl. At trial, their case hangs on this question: will she or won't she be able to testify?

When Gwinnett County detectives find a mother stabbed to death, identifying her killer falls to her young son. But testifying at trial could be difficult for the child, putting the prosecution's case at risk.

A Mobile mother goes missing after blowing millions at the casino. At trial, the DA and detective take a gamble of their own to bring her killer to justice.

When a Tulsa man is killed by a bullet to the head, detectives discover guns hidden in the garage next door. The neighbor's role becomes a question in a case of cousin against cousin.

When two boys find their mother in the back of her car, Tulsa detectives turn to her family for help catching her killer. But at the defendant's trial, his explosive testimony leaves the prosecution's case hanging on one key piece of evidence.

In Tulsa, a rookie detective is pushed to the brink while searching for a beloved man who turns up brutally murdered. After a grinding two-year investigation, bringing the killer to justice could hang on the testimony of a jailhouse informant.

When a Tulsa father of two is shot near his ex-girlfriend's house, detectives must decide which of two persons of interest should be charged with his murder. But just as the court case is resolved, a conflicting account challenges the result.

After a former Marine is gunned down in broad daylight, Tulsa detectives must track down a family of three suspected in the killing. But at trial, justice hangs on whether the gunman and victim are actually who they appear to be.

Tulsa detectives believe the victim of a shooting was a Good Samaritan who'd been robbed. But at trial, the jury must decide if his killer actually acted in fear of his own life.

Evidence at the crime scene leads Mobile detectives to believe that a young victim was murdered by two gunmen. But a high-stakes trial leaves the jury wrestling with the question of whether one of the suspects could be found not guilty.

After a man is gunned down at an after-hours club, investigators and the prosecutor are left with no witnesses who are willing to say they saw the shooting. That leaves the case hanging on the defendant's claim of self-defense.