Shannon McLemore

Lightman teams up with an FBI agent (Mekhi Phifer) to hunt for a serial rapist who is terrorizing Washington, D.C.

Cooper's drug problem becomes worse; Ben nears the end of his training period.

Russ helps Font investigate when he is certain one of the FBI's most wanted fugitives is hiding in Battle Creek, even though Milt insists that the man died months earlier.