Andy Umberger

Disappointed to learn that they cannot conceive a baby naturally, Monica and Chandler consider their options. When Chandler invites a handsome colleague round for dinner, Monica and Chandler embarrassingly interview him as a potential sperm donor.

A sniper kills two recruitment officers, leaving behind a unique calling card whenever he strikes. Using himself as bait, Gibbs tries to flush him out.

Seaborn ignores warnings from co-workers and pursues a relationship with a call girl, and CJ involves herself in a public dispute between the president and vice president.

In an attempt to escape their sordid past, a therapist relocates his family to the other side of the country. Unfortunately, their new home has its own inescapable problems.

Brennan and Booth investigate what appear to be charred human remains on an electrical fence; Brennan goes on a date with Booth's supervisor; Sweets' girlfriend returns to the Jeffersonian.

An assassination attempt on President Bartlet leaves some of his team fighting for their lives, and a crisis in Iraq requires immediate action.