Manchester City's Micah Richards (R) challenges Chelsea's Gary Cahill during their Premier League match at the Etihad Stadium in Manchester. REUTERS/Phil Noble
Linesman Derek Nansen (L) watches Toronto Maple Leafs forward Clarke MacArthur being checked by New York Islanders forward Casey Cizikas (R) during the second period of their NHL hockey game in Toronto. REUTERS/Mike Cassese
Boys from a local cricket academy wearing masks of Indian cricketer Sachin Tendulkar celebrate his 100 international centuries in Agartala, India. REUTERS/Jayanta Dey
Tom Croft of England drops the ball as he runs to the try line against Ireland during their Six Nations rugby match at Twickenham in west London. REUTERS/Andrew Winning
Barcelona's Lionel Messi jumps as he controls the ball during their Spanish First Division football match against Sevilla at Ramon Sanchez Pizjuan stadium in Seville. REUTERS/Marcelo del Pozo
Matthew Macklin, from Ireland, lands on the ropes after he was knocked down by Sergio Martinez, from Argentina, in their Middleweight World Championship fight at Madison Square Garden in New York. REUTERS/Ray Stubblebine
A fan Dynamo Kiev fan salutes during a local football match at the Olympic stadium in Kiev. REUTERS/Anatolii Stepanov
Triathletes exit the water during the Ironman 70.3 Triathlon in Singapore. REUTERS/Tim Chong
Second-placed driver Sebastian Vettel (R) of Germany sprays champagne on winner Jenson Button of Britain after the Australian F1 Grand Prix in Melbourne. REUTERS/Brandon Malone
A member of the 'Benny and the Elevators' acrobatic team, dressed in a leprechaun outfit for St. Patrick's Day, performs during the NBA basketball game in Chicago. REUTERS/Jeff Haynes
