Andre Agassi of the U.S. (L) embraces Rafael Nadal of Spain before their doubles exhibition match against Roger Federer of Switzerland and Pete Sampras of the U.S. during the Hit for Haiti fund raiser event at the Indian Wells WTA and ATP tennis tournament in Indian Wells, California, March 12, 2010. REUTERS/Danny Moloshok (UNITED STATES - Tags: SPORT TENNIS)