David Labiosa

Jack finds Kyle Singer's residence, but Kyle, unknowingly in possession of the deadly virus, is gone. Meanwhile, as President Palmer prepares himself for the upcoming televised debate, Wayne forces him to consider some serious allegations against Anne which have surfaced; and a technical specialist (guest star Andrea Thompson) is brought in by CTU to play a critical role in dealing with the viral threat.

The team searches for evidence and survivors after a jet crashes into the Everglades, trying to recreate what transpired on the fatal flight.

Jack confronts President Palmer about the need to negotiate with the terrorists but Palmer refuses since doing so would be tantamount to declaring open season on the American people. Meanwhile, Michelle learns of a life-threatening situation for Tony.

In order to stop the release of the deadly virus, Jack starts a riot to break Ramon Salazar out of prison. Meanwhile, CTU is closer to finding Kyle Singer; and President Palmer and Senator Keeler begin their debate.

After a court disallows evidence, the team must find new facts to convict a suspect; a sheriff (Xander Berkeley) uses Warrick as the scapegoat for the courtroom debacle.