Sport: 24 hours in pictures

A reflection of McLaren Mercedes F1 driver Lewis Hamilton is seen in the sunglasses of a fire steward during the second timed practice session ahead of the Australian grand prix Photograph: Rob Griffith/AP

Ferrari driver Felipe Massa of Brazil drives into the sun as he enters the pit lane during the second practice session Photograph: William West/AFP/Getty Images

Arnd Peiffer on his way to winning the men's 10km sprint event during the International Biathlon Union (IBU) World Cup Photograph: Alexander Nemenov/AFP/Getty Images

Evan Lysacek jumps during his gold-medal-winning performance during the men's free skating event of the 2009 World Figure Skating Championships Photograph: Mark Ralston/AFP/Getty Images

Federica Faiella and Massimo Scali take a tumble during the Ice Dance original dance event Photograph: Mark Ralston/AFP/Getty Images

Team GB's women's team pursuit trio in action pictured during qualifying before going on to win gold at the UCI Track Cycling World Championships in Pruszkow, Poland Photograph: Bryn Lennon/Getty Images

Riders follow the derny motor-pacer around the velodrome in the men's Keirin race Photograph: Bartlomiej Zborowski/EPA

Yacht Ericsson 3 arrives at Guanabara Bay, Rio de Janeiro, to win the fifth stage of the Volvo Ocean Race 2008-09. This stage was the longest in the race's history - almost 23,000km from Qingdao, China Photograph: Bruno Domingos/Reuters

Missouri guard JT Tiller, right, is tripped up by Memphis guard Doneal Mack during their NCAA college basketball tournament regional semi-final Photograph: Matt York/AP

Xavier Musketeers BJ Raymond goes up for a shot against Pittsburgh Panthers Brad Wanamaker, No22, during their NCAA men's East Regional basketball game in Boston Photograph: Brian Snyder/Reuters

Team Canada skip Jennifer Jones delivers a stone with second Jill Officer, left, and lead Dawn Askin during the 17th draw against Team Switzerland at the 2009 World Women's Curling Championship in Gangneung, South Korea Photograph: Lee Jae-Won/Reuters

Wolverhampton's Adam Skornicki competes in the 2009 Elite League Riders Speedway Championship Photograph: Stephen Pond/Empics