USA | 10:01 pm

After new information about his father’s death sends him absolutely reeling, Bob Lee (Ryan Philippe) turns to Harris (Jesse Bradford) to help him get revenge, but that course of action is almost certain to put both of them in grave danger in the new episode "Family Fire." Meanwhile, Isaac and Nadine (Omar Epps, Cynthia Addai-Robinson) try to persuade some Atlas recruits to change sides and join their cause. Elsewhere, Julie (Shantel VanSanten) ponders giving up on her marriage.