•Olympics: NBC Universal's massive coverage of the Beijing Games wraps up this weekend with the closing ceremonies at 6 p.m. Sunday. KFOR-4's prime-time coverage at 7 tonight includes finals in the men's pole vault, women's long jump and 500 meters, men's and women's 4x100 meter relay and the final day of the decathlon. •Baseball: Network games include Tampa Bay at Chicago White Sox, 2:30 p.m. Saturday, KOKH-25, 1 p.m. Sunday, TBS, and L.A. Dodgers at Philadelphia, 7 p.m. Sunday, ESPN. The Little League World Series wraps up on KOCO-5 with the international final at 11:30 a.m. Saturday, U.S. final at 2 p.m. Saturday and the world championship at 2:30 p.m. Sunday. •NFL preseason: In the battle of Texas, Dallas hosts Houston at 7 tonight on KWTV-9. Fans get a chance to see former OU running back Adrian Peterson as Minnesota hosts Pittsburgh at 7 p.m. Saturday on KWTV-9. Former Green Bay receiver Sterling Sharpe makes his play-by-play debut at 7 p.m. Sunday on the NFL Network when Indianapolis hosts Buffalo in the Colts' first game in Lucas Oil Stadium. •Golf: The PGA Tour's season-ending FedEx Cup playoffs begin with The Barclays, 1 p.m. Friday, Golf Channel; 2 p.m. Saturday and 1 p.m. Sunday, KWTV-9.