Sport pictures of the week

Beijing, China,September 26: Zheng Jie serves against Ana Ivanovic during their quarter-final match at the China Open Photograph: Diego Azubel/EPA

Singapore, September 27: Force India driver Giancarlo Fisichella flies through the air during a practice session for the Singapore grand prix Photograph: Tim Wimborne /Reuters

Liverpool, UK, September 27: Everton fans show their frustration at a miss by Tim Cahill in their derby match against Liverpool Photograph: Tom Jenkins/Guardian

Gainesville, USA, September 27: Quarterback Tim Tebow of the Florida Gators is hit by Greg Hardy of the Mississippi Rebels Photograph: J. Meric/Getty

Genoa, Italy, September 27: Alessandro Del Piero lies on the pitch during a match between Sampdoria and Juventus Photograph: Tony Gentile/Reuters

Derby, UK, September 27: A rider during a practice session ahead of the Red Bull Motocross of Nations race at Donington Park Photograph: Julia Hoyle/Press Association

New York, USA, September 28: The New York Mets and their fans watch a season ending loss to the Florida Marlins in the final game of the season at Shea Stadium Photograph: Shannon Stapleton/Reuters

Wolfsburg, Germany, September 28: A wakeboarder in action Photograph: Peter Steffen/EPA

Chicago, USA, September 29: Brandon Inge of the Detroit Tigers catches a foul ball in a match against the Chicago White Sox Photograph: John Gress/Reuters

Kingbarns, UK, October 1: Padraig Harrington of Ireland hits a shot during the final practice round of the Alfred Dunhill Links Championship Photograph: Andrew Redington/Getty

Buenos Aires, Argentina, October 1: The stadium is shrouded in smoke during the Copa Sudamericana match between Argentinos Juniors and San Luis Photograph: Natacha Pisarenko/AP

Phillip Island, Australia, October 3: Aprilia 250cc rider Alex Debon crashes in the first qualifying practice session of the Australian grand prix Photograph: Mick Tsikas /Reuters

Melbourne, Australia, September 26: David Pitt of Port Melbourne takes a mark during the VFL Grand Final against North Ballarat Photograph: Quinn Rooney/Getty