Michael Chieffo

The CBI team is faced with a violent and shocking crime in its own office, but must work the case in spite of their alarm of who may be behind it. Meanwhile, Agents Rigsby and Van Pelt are definitely an "item".

Secrets revealed at Brenda's slumber party threaten her girlfriends' relationships; Brandon and Steve are conned by two women.

The possibility of an exploding nuclear reactor in California poses the greatest challenge yet for President Bartlet; Kate monitors the impending battle between Russia and China over Kazakhstan.

Catherine reopens the case of a death-row inmate after new DNA evidence surfaces; the body of a murdered college student is found in a trash bag.