A father is gunned down on the side of a road in Tulsa. Years after the trial, his mother finds the courage to face the killer in court again.

A young mother and her friend are murdered in a parking lot, sending Tulsa detectives and prosecutors on a mission to put the shooter behind bars.

After a series of hit-and-runs leaves one man dead and several others injured, Tulsa police partner with the homeless community to convict a killer.

In Tulsa, detectives must break a family's code of silence to solve the gruesome murder of an 18-year-old. At trial, justice hinges on a critical witness who initially refuses to testify.

After an elderly man is murdered, the suspect shocks prosecutors when he goes against his lawyer's advice in court.

After a hard-working father of three is murdered at his doorstep, his family and friends must process a horrifying betrayal in order to bring the killers to justice.

A 19-year-old woman in Tulsa is senselessly killed in a drive-by shooting -- but the bullet was meant for someone else. At trial, justice hinges on a witness with close ties to both the victim and the suspect.

When a homeless woman is raped and murdered, Tulsa detectives team up with prosecutors and the previous victim of their prime suspect, hoping to stop him before he strikes again.

Just before Christmas, a man is killed during an armed robbery gone wrong. Tulsa detectives and the District Attorney's Office try to persuade a jury to convict one of the armed men for murder, even though he didn't fire the fatal shot.

After a homeless man is ambushed and murdered on a dark trail in Tulsa, prosecutors and police struggle to track down their key witness, who is also living on the streets: the victim's wife.

After a devoted father is gunned down in Georgia, detectives uncover a string of shootings that have terrorized the community. Now police and prosecutors must rely on circumstantial evidence to put the shooter behind bars.

Gwinnett County Homicide investigates a parking lot brawl that leaves two young men shot dead. Now four others are facing life in prison -- though three of them never fired a shot. And it all started with one bad decision...