Ben Youcef

Detectives Lupo and Bernard investigate when an aspiring musician is found dead; a bag of cash leads to multiple suspects.

Jason pushes the team to extreme lengths to help locate Ray.

The team must bring in a defecting Boko Haram lieutenant.

The team races to save one of its own after receiving video evidence of Dominic Vail being held hostage.

Steve and Catherine are still reeling from the murder of one of their ohana and, along with Danny, Junior and some old friends, Harry Langford and Wade Gutches, hunt down the killer. Also, Tani and Grover investigate when a bag of human bones, discovered inside an abandoned storage locker, goes missing.

When an air marshal is murdered on a flight to the District of Columbia, Mac searches the plane for the killer and the murder weapon.