On Boston Public (8 p.m., Fox), Principal Harper is called before the school board to explain why all hell is breaking loose at Winslow High. Biography (8 p.m., A&E) profiles Al Gore and George W. Bush. Doug takes a job as a substitute teacher while his union is on strike on The King of Queens (8 p.m., CBS). NAACP president Kweisi Mfume stresses the importance of voting on an election-themed episode of Moesha (8 p.m., UPN). On Ally McBeal (9 p.m., Fox), Ally juggles two boyfriends, and a self-help guru (Florence Henderson) is indicted for bad advice. Ray is obsessed with a romantic faux pas from his youth on Everybody Loves Raymond (9 p.m., CBS). Looking for "Deadline"? Don't bother -- NBC canceled it earlier this week, after five episodes. A rerun of Law & Order (9 p.m., NBC) airs in its place. The police search for a person hurling bricks onto people from an overpass on Third Watch (10 p.m., NBC).
Dylan McDermott hosts the documentary Hidden Victims: Children of Domestic Violence (8 p.m., Lifetime), in which true stories of children emotionally scarred by witnessing abuse are told in graphic detail.
Vikings at Packers (9 p.m., ABC)
Rosie O'Donnell (syndicated) Michael Richards, Tracey Ullman
David Letterman (CBS) Don Rickles, Moby (rerun)
Jay Leno (NBC) Portia DeRossi
Politically Incorrect (ABC) Julie Warner, Elayne Boosler
Conan O'Brien (NBC) Rebecca Romijn-Stamos (rerun)
All times Eastern unless noted.