Alex Smith out...NBA season under way...Captain Courier

LONDON (AP) - The 1-6 San Francisco 49ers won't have their No. 1 quarterback for Sunday's game against the Denver Broncos in London. Coach Mike Singletary says a separated left shoulder, suffered in Sunday's loss to Carolina, will keep Alex Smith off the field for 2 to 3 weeks. Troy Smith will get the start over David Carr. UNDATED (AP) - Last year's NBA Finals participants were in action on the opening night of the new NBA season, and both are 1-0. After collecting their championship rings, the defending champion L.A. Lakers outscored the visiting Houston Rockets 112-110, and the Boston Celtics topped the Miami Heat 88-80 in a matchup of Big 3 stars. UNDATED (AP) - This year's World Series participants will be in action tonight in San Francisco, where the Giants will host the Rangers for Game 1 of the Fall Classic. The pitching matchup features a pair of Cy Young Award winners. The home team sends Tim Lincecum (LINZ'-ih-kuhm) to the mound, while Texas goes with Cliff Lee. BOISE, Idaho (AP) - Make it 21 wins in a row for Boise State. The second-ranked Broncos raced past Louisiana Tech 49-20 on the blue turf in Boise last night, improving to 7-0 on the season. UNDATED(AP) - The U.S. Tennis Association has selected Hall of Fame tennis player Jim Courier to replace Patrick McEnroe as the country's Davis Cup captain. The 40-year-old Courier won four Grand Slam titles and helped the U.S. win the Davis Cup in 1992 and 1995. The former world No. 1 retired from the pro tour in 2000. (Copyright 2010 by The Associated Press.  All Rights Reserved.) AP-NY-10-27-10 1003EDT