Up in Smoke: A truck fire leads the police to the scene of a double murder in Memphis. In Kansas, a woman found dead in the street prompts an investigation where anyone could be a suspect.
Pre-Emptive Strike/Unlucky: Dallas detectives find a decomposed body and are quickly drawn into a fast-paced manhunt to track down a mentally unstable suspect. (S4, ep 5)
Detectives Castillo and Castellanos work the murder of a young man brutally shot in broad daylight. But will any witnesses dare to come forward? (S6, ep 4)
Senseless: A young man is found dead in a Kansas City apartment complex. With no apparent leads, homicide detectives turn to the victim's phone records in search of a clue to the killer.
The Witness/The Trunk: Miami detectives racing to solve the brutal murder of a husband and wife discover that their lead witness has a lot to lose. (S4, ep 4)
When a well-loved 58-year-old man is found shot dead, clutching a five-dollar bill, Detectives Thompson and Lindle learn that the victim was murdered a day before his birthday. (S6, ep 3)
Cat And Mouse: In Dallas, a woman is shot dead while sitting in her car. Detectives race to find her killer before the trail runs cold.
The Boogie Man: Dallas detectives investigating a murder uncover disturbing facts about the victim's dangerous lifestyle. (S4, ep 3)
In Miami, a recent high school graduate is gunned down and left to die in his father's arms. It's up to Sgt Eunice Cooper and her team to track down the suspects. (S6, ep 2)
Miami homicide detectives race to solve the slaying of an innocent tourist. Meanwhile in Memphis, a shooting at a school dance leaves a student dead and others seriously injured.