Tuesday's TV Highlights: African Americans' military service is recognized on PBS
SERVED: The documentary "For Love of Liberty: The Story of America's Black Patriots" salutes African Americans in the U.S. military, at 8 p.m. on KVCR and 9 p.m. KLCS.
Shatner's Raw Nerve: Talk show host Jerry Springer is William Shatner's guest (7 and 11 p.m. Biography).
Explorer: The population explosion of Burmese pythons in Florida is examined (7 and 10 p.m. National Geographic).
The Biggest Loser: Contestants get fitness tips from the U.S. Olympic ski team (8 p.m. NBC).
American Idol: The Hollywood round gets underway (8 p.m. Fox).
Lost: The off-island version of Kate is on the lam in Los Angeles in this new episode of the fantasy drama (9 p.m. ABC).
Past Life: A psychologist and her detective partner help everyday folk come to terms with their previous incarnations in this new drama (9 p.m. Fox).
Frontline: The newsmagazine probes last year's crash of Continental 3407 in Buffalo, N.Y., in "Flying Cheap" (9 p.m. KCET).
Business Model: Inside the Sports Illustrated Swimsuit Issue: This new special takes a dollars-and-cents a look at the bikini-themed edition of the magazine (6, 7, 9 and 10 p.m. CNBC).
Samantha Brown: Inside the Suitcase: Secrets for getting from point A to point B in comfort and style (8 p.m. Travel).
The Wrestler: Mickey Rourke stars as a down-on-his-luck grappler on the comeback trail in director Darren Aronofsky's poignant 2008 drama (8 p.m. Cinemax).
Network: Peter Finch is mad as hell and he's not going to take it anymore in this dark 1976 satire of the television industry; William Holden and Faye Dunaway also star (9:15 p.m. TCM).
Hockey: The Detroit Red Wings visit the St. Louis Blues (5 p.m. VS).
Pro basketball: The Clippers host the Utah Jazz (7:30 p.m. FS Prime).
Photo: Courtesy of Eleventh Day Entertainment