Nicholas Kadi

In Najran, Saudi Arabia, newly freed Farik uses all his resources to further the nuclear plot against Los Angeles.

Believing the nuclear material is about to arrive at the Port of LA, Darwyn alerts the FBI to prep for picking up the nuke and taking down the cell.

As July Fourth dawns, the cell prepares to launch two coordinated dirty bomb attacks on the city of Los Angeles, while Darwyn and the FBI move to shut them down.

Darwyn struggles with having to work for a new boss - the new cell leader - who cuts him out of the loop when planning the cell's upcoming attack.

Behrooz Araz begins to have second thoughts about his family's part in the terrorist's plans, and Chloe is arrested after Driscoll finds out she's been helping Jack.

Sydney and Vaughn are sent in to meet with Mr. Sark in order to catch Khasinau, but soon Sydney's cover is endangered when a SD-6 representitive is sent to stop the trade.