** FILE ** Andre Agassi, plays a return to Australia's Patrick Rafter during their Men's Singles semifinal match on Center Court at Wimbledon Friday, July 7, 2000. Turning what was expected to be a routine pre-Wimbledon news conference into something significant, Agassi announced Saturday, June 24, 2006, he will retire after this year's U.S. Open, leaving tennis after two decades. (AP Photo/Dave Caulkin,file)