Robert Della Cerra

Jonah and Sandra represent the Cloud 9 employees at union contract negotiations with corporate. Worried about the union's fate, Amy, Dina and Cheyenne distract themselves by looking for the perfect Christmas tree. Mateo, Garrett and Glenn compete to see who can sell an unsellable item.

With time running out to save the victims of a kidnapping ring before they are transported overseas, Jane and Lisbon zero in on the criminal enterprise's mastermind. Meanwhile, Lisbon decides if she will move to D.C. with Agent Pike.

After an independent computer researcher with a contract with the Defense Department is found murdered, Don and his team are called in to find out who is responsible. When Don recruits Charlie to decode the murder victim's cryptic computer data, Charlie discovers that the victim was working on a secret and potentially damaging project, forcing Charlie to question the impact of his own life's work.

When the CSIs track down a suave and charming hitman, their investigation uncovers a conspiracy with far-reaching implications. (TV-14)

Sorenson and Sipowicz inspect a fellow officer who killed a drug dealer.