A week in pictures : May 4 2007

April 29 2007: Bruno Junqueira of Team Brazil flies into the air as he crashes with Adrian Zaugg of Team South Africa during the A1 British Grand Prix at Brands Hatch Photograph: Lee Mills/Action Images

May 29 2007: Ronnie O'Sullivan in action during his second round match at the World Snooker Championship Photograph: John Sibley/Action Images

May 4 2007: Stephen Maguire chalks his cue during the semi-final of the World Snooker Championship Photograph: Lee Smith/Action Images

May 1 2007: Liverpool v Chelsea, Champions League semi-final 2nd Leg, Anfield, Liverpool Photograph: Tom Jenkins/freelance

May 2 2007: AC Milan v Manchester United, Champions League semi-final 2nd leg. Milan celebrate their victory Photograph: Tom Jenkins/freelance

May 2 2007: Kent cricketers observe one minute's silence in memory of Bob Woolmer before the Liverpool Victoria county championship division one match at the St. Lawrence cricket ground in Canterbury, Kent Photograph: Gareth Fuller/PA

May 2 2007: Rafael Nadal and Roger Federer during an exhibition match on a customized half-clay, half-grass court in Palma de Mallorca, Spain Photograph: Manu Fernandez/AP

May 2 2007: Tiger Woods hits to the seventh green during the Wachovia Championship golf tournament at Quail Hollow Club in Charlotte, North Carolina Photograph: Chuck Burton/AP

May 2 2007: A boy trains at a kick boxing gym in Kabul, Afghanistan Photograph: Rafiq Maqbool/AP

May 2 2007: Boys practice training at a kick boxing gym in Kabul, Afghanistan Photograph: Rafiq Maqbool/AP

May 3 2007: Mary King after completing the dressage on Cashel Bay during the Badminton Horse Trials Photograph: Barry Batchelor/PA

May 3 2007: The silhouettes of riders are seen from a bridge near Vuarrens during the 2nd stage of the six-day Toue de Romandie Photograph: Fabrice Coffrini/AFP