A Dalek takes a dip with a hardy competitior at the sixth UK Cold Water Swimming Championships at Tooting Bec Lido in London
View a selection of images from the week's sporting action
The Seattle Seahawks conduct their session during the Super Bowl XLIX Media Day at the US Airways Center in PhoenixA demonstrative Grigor Dimitrov reacts during his loss to Andy Murray at the Australian Open in MelbourneA competitor in action at the Rolex 24 At Daytona in FloridaPolina Edmunds casts a long shadow during an exhibition after the Prudential US Figure Skating Championships at Greensboro Coliseum in North CarolinaCraig Simmons of the Adelaide Strikers breaks his bat as he plays a shot during his side's Big Bash semi-final against the Sydney Sixers at the Adelaide OvalAerial congestion during the semi-final of the men's ski cross finals during the FIS Freestyle Ski and Snowboard World ChampionshipsThe 18th hole at the Humana Challenge on the Arnold Palmer Private Course at PGA West in La Quinta in CaliforniaA BMX rider gets massive air at Nitro Circus Live at Westpac Stadium in Wellington in New ZealandNovak Djokovic lunges for a ball in his encounter against Gilles Muller at the Australian Open in MelbournePerfect 10 - Ruby Walsh salutes the crowd after Hurricane Fly stretched his unbeaten run at Leopardstown to 10 as the son of Montjeu won a fifth Irish Champion HurdleBradford's Irish midfielder Mark Yeates drops to his knees after his side's remarkable FA Cup win against Chelsea at Stamford BridgeRory McIlroy on the 18th hole during the challenge match in aid of Breast Cancer Awareness at the Emirates Golf Club