When a beloved teenager is gunned down while hanging out with his friends, Tulsa Homicide Detectives depend on the public to help identify the suspects from security video.

After the remains of a 16-yr-old girl are found in the woods with no identification, Gwinnett County detectives have little to go on to find her killer.

When a father of two is gunned down in broad daylight, Tulsa detectives rely on eyewitnesses to identify the suspect. But at trial, the prosecutor's case hangs in the balance when the defense presents a witness challenging the identification.

In Mobile, Alabama, two young men are found murdered inside a car on a dark residential street. With no witnesses and few leads, the case stalls--until a teenage girl steps forward with information that leads to an arrest and a confession.

A beloved son is shot dead when a $5 pool game goes awry, and Mobile detectives depend on a friend of the victim and the suspect to name the person who fired his gun that night. At trial, details of who was the aggressor comes into question.

After meeting a man from a dating app, a single mother goes missing. Mobile Homicide presses the suspect to reveal her whereabouts.

When a home invasion leaves a young father shot dead, Tulsa detectives race to find a suspect known only as "Porkchop." A borrowed phone helps police track down the killer, but without a firm eyewitness, prosecutors depend on circumstantial evidence.

In Gwinnett County, detectives have an array of evidence to sift through after a man was gunned down outside an apartment complex. A person at the scene leads detectives to three out-of-town suspects.