Episode 3 (by FOX):
The terrorists set up a live video broadcast at the airport and they make their demands known; Jack maneuvers his way around the airport and he is forced to reach out to CTU for help.
Episode 4 (by FOX):
Walt Cummings learns that the First Lady has obtained incriminating evidence that could compromise his plans and he goes to extremes to keep her quiet. Division sends over Lynn McGill to help Supervise CTU’s operations. Lynn proves to be immediately valuable when he uncovers an unnoticed coded message that Jack sent.