The First 48 - Season 18 (2019)

In Tulsa, Oklahoma, a barrage of gunfire kills a man while he's sitting in his car with his 2-year-old daughter in the back seat; an elderly Atlanta man is burned alive in a building fire suspected to be arson.

When a young man is found executed in the street and a second victim is shot nearby, detectives scramble to track down the dangerous gunman before he kills again.

In Georgia's Gwinnett County, a teenager is gunned down outside a nightclub when he winds up at the center of a gang feud.

In Mobile, Alabama, a 68-year-old woman goes missing after checking into a casino where she had lost millions.

After his mother reports him missing, an Atlanta man is found dead, naked and shot twice in his bedroom.

In Atlanta, a woman is found dead in a garbage can and a young man is ambushed by neighborhood bullies.

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In Atlanta, a stranger guns down a new father in a parking lot; in Georgia's Gwinnett County, a man is stabbed more than 20 times when someone he trusts turns against him.

In Mobile, Alabama, the murder of a 19-year-old becomes personal when the team learns that the victim is Detective Jermaine Rogers' cousin; in Tulsa, OK, a 31-year-old mother is gunned down in front of her home by an unlikely suspect.

In Mobile, Ala., a street fight escalates to a shooting that leaves a man dead in his front yard; in Tulsa, Okla., a drive-by shooting stemming from a gang feud claims the life of a 16-year-old girl, while her boyfriend clings to life.

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When an innocent bystander protecting a young woman is gunned down, detectives scramble to learn who fired the fatal shots before anyone else gets hurt.

When a father of three is executed on his front porch, Gwinnett County Homicide discovers that those closest to him are hiding a dark secret.

In Tulsa, OK, a random shooter reveals startling new information on a cold case; in Mobile, AL., a 70-year-old Vietnam vet is found beaten to death in his home, where detectives discover cryptic threatening letters.

In Tulsa, OK.; detectives suspect a random roadside and counter when they find an unidentified cyclist gunned down in the middle of an intersection outside the airport.