Gold medalists Roger Federer (3rd L) and Stanislas Wawrinka (4th L) of Switzerland, silver medalists Simon Aspelin (1st L) and Thomas Johansson (2nd L) of Sweden, and bronze medalists Bob Bryan amd Mike Bryan of the United States pose for a group photo at the awarding ceremony of the men's doubles gold medal match of Beijing Olympic Games tennis event in Beijing, China, Aug. 16, 2008. [Xinhua]