JT and a SO team are sent to Detroit to address a situation with a radical Christian group that has taken over a mosque and taken hostages. Sonny must address legal concerns around the action due to FBI jurisdiction and the Posse Comitatus act.
Jim Tisnewski and Colonel McNulty lead the force as the Pentagon intelligence deals with conflicts at home as well as abroad.
As viewers witness the decisions and execution of these decisions, often crises that are life-and-passing situations, the staff works for the safety and security of mankind as well as each other.