Jack comes to an emotional breaking point.

The impending threat stokes the rivalry between Janis and Chloe; Jack tries to handle the current situation.

Chloe deals with the declining situation; the administration is cornered.

Jonas Hodges remains at the heart of the mounting terrorist threat; Jack questions an important suspect.

Jack's pain continues to get worse; the FBI copes with the latest deadly developments.

Tony and Jack fight to prevent an escalating terror attack; the administration is faced with blackmail.

Jack and the FBI create a plan to prevent more terror attacks; events take a surprising turn.

The FBI is forced to collaborate with other federal agencies; the threat intensifies as the administration shakes things up and seeks a new perspective.

The president's daughter (Sprague Grayden) becomes increasingly involved in the day's events; a high-ranking official delivers devastating news to the administration.

Jonas Hodges (Jon Voight) emerges as Jack's latest adversary; the fight to avert more terror attacks continues.