Snapshots: The world in 24 hours, May 15

Novak Djokovic of Serbia celebrates after winning against Rafael Nadal of Spain during their final match at the Rome Masters tennis tournament May 15, 2011.[Photo/Agencies]

China's Liu Xiang reacts after winning the 110 metres hurdles at the 2011 Shanghai Golden Grand Prix May 15, 2011.[Photo/Agencies]