Spanish golfer Sergio Garcia, second left, hits a shot as he and U.S. golfer Dustin Johnson, left, take it in turns to hit golf balls at a floating golf hole on the River Thame as Olympic rings hang from Tower Bridge ahead of the 2012 Summer Olympics, Monday, July 23, 2012, in London. The two golfers took part in the stunt to promote a sportswear maker. Golf is set to be included as an Olympic sport in the next games in 2016. (AP Photo/Matt Dunham)