The nation continues to deal with the aftermath of the terrorist attacks; Reed Pollock and Vice President Noah Daniels (Powers Boothe) find themselves increasingly involved; Gredenko... Full summary

Reunited with his estranged father, Jack deals with unthinkable challenges; developments in the administration and at CTU intensify the critical circumstances facing the country.

The surprising faces of Jack's family surface; the country reels from the threatening situation and additional terror attacks; Reed Pollack (Chad Lowe) and Lennox strategize.

President Palmer and his advisers deal with a series of lethal terrorist attacks that rattle the country.

President Palmer and his advisers continue to cope with terrible events that are unfolding.

President Palmer and his advisers continue to cope with terrible events that unfold.

President Palmer and his advisers continue to cope with terrible events that are unfolding.

A series of terrorist attacks leads President Wayne Palmer and his team of advisers into a day full of anxiety.

A series of terrorist attacks leads President Wayne Palmer and his team of advisers into a day filled with anxiety.

A series of terrorist attacks leads President Wayne Palmer and his team of advisers into a day full of anxiety.