Jack and Chase must make a powerful sacrifice when dealing with the virus. Tony is able to help Jack one last time before he is taken into custody, while an…

Jack pushes the envelope in an attempt to force Saunders to disclose the location of the missing vials. Sherry meets with David to discuss her terms, while Wayne breaks into…

Tony interrogates Nina about Alvers’ location, while Chappelle orders Jack to undergo a medical examination in light of his drug use. Kim and Chase have a conversation about the baby….

When Jack hits a dead end with his lead, he realizes he must persuade Sherry to help him get evidence against Kingsley. Things go awry at CTU when Division becomes…

Jack and his men prepare for a confrontation with Stanton’s renegade soldiers as they converge on the bomb. Kim becomes suspicious of her host, but is forced to stay because…

The murder of a janitor in a university laboratory building leads back to a student employee whose participation in a drug study may have prompted the crime.

A scientist becomes the chief suspect when his estranged wife, who’s been delaying divorce proceedings, is the victim of a letter bomb.