Garland Whitt

Three murders in Chicago bring back bad memories for Morgan of his abusive childhood, but is the man who attacked him behind the killings?

Gil Grissom takes over as head of the CSI unit when Brass is transferred to homicide in the aftermath of Holly Gribbs' shooting. With Gribbs in hospital, Grissom brings in Sara Sidle to help investigate the incident, while he and Nick look into the case of a man who killed himself mere hours after winning a fortune on a slot machine.

After Sam's undercover mission in Sudan turns deadly, Callen and the team must track down their missing agent before it is too late.

As his efforts to wrest control of crime in Harlan from the Crowder clan shift into high gear, mob boss Robert Quarles (guest star Neal McDonough) looks to bribe his way into power as he reaches back into Raylan’s (Timothy Olyphant) past for someone to stop his investigation.

Detective Russell decides it's time to leave the squad, so McDowell teams up with Sipowicz and Sorenson.