Sport pictures of the week

San Diego, USA, April 4: Khalil Greene, of the San Diego Padres, makes a diving catch against the Los Angeles Dodgers in the third inning of their baseball game Photograph: Lenny Ignelzi /AP

Gloucester, UK, April 5: Gloucester's Olly Morgan jumps high to secure a ball against Munster during their Heineken Cup quarter-final match at Kingsholm Photograph: David Jones /PA

Liverpool, UK, April 5: JR Barry is thrown from No Full as they come over Becher's Brook during the Grand National Photograph: Hamish Blair/Getty

Bolton, UK, April 6: Martin Kristjansen is knocked down shortly before losing against Amir Khan during their WBO lightweight eliminator Photograph: Dave Thompson /PA

Valencia, Spain, April 6: Yamaha rider Noriyuki Haga falls during the first race of the Superbike grand prix at Ricardo Tormo de Cheste racetrack Photograph: Kai Foersterling/EPA

Middlesbrough, UK, April 6: Manchester United's Wayne Rooney and Middlesbrough's Emmanuel Pogatetz clash in their Premier League fixture Photograph: Lee Smith/Action Images

London, UK, April 6: a Cardiff City fan enjoys the atmosphere at Wembley before their FA cup semi-final win against Barnsley Photograph: Adam Davy/ EMPICS

Liverpool, England, April 6: Derby team-mates Kenny Miller and Roy Carroll argue after their Premier League defeat against Everton Photograph: Paul Thomas/AP

Abidjan, Ivory Coast, April 6: Zamalek's Mostafa Gaafar, right, competes for the ball with Africa Sport's Kouassi Cesar during their African Champions League clash Photograph: Issouf Sanogo /AFP

Key Biscayne, USA, April 6: Rafael Nadal feels the pressure in a break during his match against Nikolay Davydenko during the final of the Sony Ericsson Open Photograph: Chris McGrath /Getty

Liverpool, UK, April 8: Jose Reina of Liverpool punches the ball ahead of Emmanuel Adebayor of Arsenal in their Champions League quarter-final second leg at Anfield Photograph: Tom Jenkins/Guardian

Mexico, City, Mexico, April 8: a wrestler who goes by the name of Maximo lies on the ring mat during a bout Photograph: Gregory Bull /AP

Manchester, UK, April 9: a swimmer dives into the pool at the World Short Course Swimming Championships Photograph: Tom Jenkins/Guardian

Manchester, UK, April 10: swimmers warm-up in the pool before the start of day's race at the World Short Course Swimming Championships Photograph: Jon Super/AP