The First 48 Presents: Critical Minutes

In Memphis, the tragic murder of six people tears a family apart. In Tulsa, the disappearance of a former Navy vet finally provides answers after almost two years.�And in Atlanta, the shooting of a young couple on the roadside haunts investigators.

Four of�The First 48's female homicide detectives are highlighted in four condensed stories, including a confrontation in Memphis that turns deadly and a single mother in Cincinnati who is torn between work and home.

In Atlanta, a young man returns home during his lunch break and is killed by an armed burglar. And in Miami, a mother down on her luck is killed at her storage unit after losing her job and her home.

In Tulsa, a key witness denies knowing anything about a brutal homicide until confronted with evidence that proves otherwise. In Dallas, a suspect shocks detectives with a confession they didn't see coming.

Three of The First 48's rookie homicide detectives are highlighted in condensed stories, including a baffling robbery in New Orleans that takes the new guy months to unravel, and a rookie in Atlanta who tracks the suspects in a deadly drug deal.

In Tulsa, a shooting in a motel car park leads investigators to go undercover to capture the suspect. In Dallas, after a man is stabbed to death in his own apartment, detectives take advantage of a love triangle to bring the suspect in.

This episode looks back at three cases that erupted in the heat of the moment, including a confrontation with a baseball bat in Kansas City that escalates to murder, and a man's Easter visit with his ex-wife in Harris County that turns deadly.

Three of The First 48's most memorable cases featuring surveillance video are highlighted, including a robbery in Cleveland, Ohio that leaves an innocent man dead at the shop where he worked.

In Atlanta, the gruesome rape and murder of two women in an abandoned house haunts investigators. In New Orleans, detectives embark on a sprawling investigation to identify the suspects who drowned a local couple.

In Miami, a Thanksgiving interrogation takes a surprising turn, while in Tulsa, an argument among a group of friends becomes violent and none of their stories match up.

In Cleveland, a family is torn apart when a beloved uncle is killed. In Tulsa, when a young man disappears and is believed to be dead, detectives face a family's code of silence.