Season 10, Episode 9 The Man on the Bridge

First Aired: December 10, 2004

Harm and Mac work with the FBI after a Navy commander, who's one of the government's top researchers in bio-weapon defense, vanishes, abandoning his car on a bridge. Meanwhile, Bud investigates a woman marine's petition to box with men in a military competition. Dr. Sperling: Bruce Davison. Marta: Victoria Tennant.