Yorgo Constantine

Shocking secrets come to light during an interrogation; the terrorists threaten to escalate the magnitude of their attack.

Jack bargains with a German intelligence agent in order to find the woman who can lead him to Bierko. Buchanan chafes against the new chain of command, as Homeland Security prepares to take over CTU operations. Pierce receives a request for a secret meeting from Wayne Palmer, as Logan implements martial law in LA.

Jack and McGill must take action when they discover that the nerve gas is breaking through the protective seals that are keeping the CTU survivors alive.