- Writers: Robert Cochran, Joel Surnow
- Stars: Kiefer Sutherland, Mary Lynn Rajskub, Carlos Bernard, Dennis Haysbert
A snag in the sale of the virus leads the Salazars to question Jack's motivations and as a result they put his allegiances to the test. Claudia works to help Chase escape after Jack informs her of his real priorities. Tony's ability to run CTU is called into question. Palmer is put into a difficult position regarding his brother.