24 Season 6 Episode 15 Synopsis

TV Guide:

Gredenko puts his Plan B into action; new evidence about a CTU agent comes to light; and Karen tries to shift the balance of power. Noah Daniels: Powers Boothe. Dmitri Gredenko: Rade Sherbedgia.

FOX:

The nuclear threat has unexpected consequences while the investigation into the remaining nukes accelerates. As terrorists Gredenko and Fayed discuss their strategies, the Administration copes with the worsening situation during the ongoing power shifts. CTU commands newcomer Mike Doyle and Jack Bauer on an intense field operation.