NBA ROOKIE CHALLENGE
TNT 9 PM
The kids are alright. LeBron and Melo lead the league's top newbies against sophomores Yao Ming, Manu Ginobili, et al.
?WORLD LUGE CHAMPIONSHIPS
The U.S. two-man team of Mark Grimmette and Brian Martin, bronze medalists at the '98 Games, returns to Nagano.
RIPCORD SKYDIVERS VALENTINE BOOGIE
Jumpers wear lingerie as part of this annual accuracy competition in Laidley, Australia. Talk about plunging necklines.
?THE AMERICAN BOWLING CONGRESS TOURNAMENT
Some 80,000 bowlers roll into Reno for the world's largest participatory sports event.
NBC 1:30 PM
Like his dad, Dale Earnhardt Jr. is a great superspeedway driver who can't win the Daytona 500. Dale Sr. needed 20 tries to win NASCAR's biggest race. Junior hopes to avoid going 0 for 5.
? PGA BUICK INVITATIONAL
CBS 3 PM
Tiger Woods defends his title at Torrey Pines in La Jolla, Calif.