Triathletes exit the water during the Ironman 70.3 Triathlon in SingaporePhotograph: Tim Chong/ReutersFernando Alonso zooms past during practice for the Australian Grand PrixPhotograph: Clive Mason/Getty ImagesItaly's Martin Castrogiovanni sings before their Six Nations match against Scotland. Italy won 13-6Photograph: Lynne Cameron/PA
Mike Hussey of Australia dives to save his wicket during an ODI against West IndiesPhotograph: Jewel Samad/AFP/Getty ImagesThe women's 100m backstroke final during day three of the Australian Swimming ChampionshipsPhotograph: Quinn Rooney/Getty ImagesA peloton of cyclists travels along the Pacific Coast Highway in southern CaliforniaPhotograph: Joe Klamar/AFP/Getty ImagesTonia Couch and Sarah Barrow of Britain compete in the women's synchro 10m platform during the Diving World Series final in DubaiPhotograph: Karim Sahib/AFP/Getty ImagesBerlin (right) battles with Hovex Lass at the Brighton and Hove Greyhound StadiumPhotograph: Mike Hewitt/Getty ImagesBodybuilders pose during the Australian Pro Grand Prix XII in MelbournePhotograph: Robert Cianflone/Getty ImagesCorinthians fans show their support during a Copa Libertadores match aginst Mexico's Cruz Azul Photograph: Yasuyoshi Chiba/AFP/Getty ImagesTiger Woods digs up the turf during a preview for the 2012 Arnold Palmer Invitational in Orlando, Florida Photograph: David Cannon/Getty ImagesLaure Manaudou competes in the 50m backstroke during the French Swimming ChampionshipsPhotograph: Philippe Huguen/AFP/Getty ImagesUS gymnast Gabrielle Douglas in action during her gold medal-winning performance on the uneven bars at the Pacific Rim Gymnastics Championships Photograph: Ted S. Warren/APNapoli's Edinson Cavani celebrates after scoring against Siena in the semi-finals of the Italian CupPhotograph: Roberto Salomone/AFP/Getty Images
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