A surveillance camera on a Minneapolis bus captures a shooting outside a church. The footage leaves detectives wondering if the shooter acted in self-defense.

When a home invasion leaves a father-to-be shot dead, Detective Dianna Baumann's only hope for answers is a suspect fighting for his own life. In Atlanta, two brothers are found shot dead in their home.

Mobile homicide follows a trail of social media messages to track down the killers of a 17-year-old.

After a 69-year-old woman is found dead in her bathtub, a suspect leads Tulsa detectives on a high-speed chase that ends tragically.

In Mobile, two men are killed after their car is sprayed with bullets on the highway, Ieading detectives across the country in search of answers.

In Tulsa, a late-night meeting spins out of control, leaving a young father dead, his friend critically injured, and their SUV crashed through a child's bedroom.

A deadly home invasion sparks a manhunt for a stranger terrorizing a Tulsa housing complex.