Police try to break down the story of a stabbing suspect; detectives get a shocking confession when they interrogate a murder suspect; two robbery suspects are pitted against each other.

Cold case Detective Eddie Majors thinks he's finally found the killer in a six-year-old case; Det. Kennedy & Cpl. Stout grill the girlfriend of a man who was stabbed to death.

When a man is burned to death, detectives interrogate his on-again-off-again girlfriend and her lover; emotions run high when detectives question a suspect in the murder of a teenage girl.

Sgt. Huff finally has a suspect in a 7-year-old murder case; detectives put a murder suspect under 5 hours of grueling questioning; police use memory of a justified shooting to break a murder suspect.

After a mother and her two sons are killed, police interrogate their chief suspect: One of the murdered boys' best friends.

A murder suspect turns the tables on detectives with an accusation; a babysitter is suspected of physically abusing a 5-month-old infant.