Sport: 24 hours in pictures

Former England captain Michael Vaughan confirms his retirement from professional cricket Photograph: Carl Recine/Action Images

Three-time Fina World Diving Series medallist Nick Robinson Baker gives a diving masterclass to Beth Lee, Abbi Jade Reid, Thomas Reid and Ethan Bennett from Broakoak School at Manchester Aquatic Centre. British Swimming is celebrating after securing a major sponsorship deal worth £3m over the next three years Photograph: Martin Rickett/PA

England's Sarah Taylor in action against Australia in the NatWest Women's Series second ODI at Chelmsford Photograph: Steven Paston/Action Images

Jodie Fields of Australia is run out by Isa Guha Photograph: Ryan Pierse/Getty

Slovenia's Zbogar Robert, foreground, and Libya's Nabir Barakat dive as they start a men's 100m backstroke heat at the 2009 Mediterranean Games in Pescara, Italy Photograph: ALESSANDRA TARANTINO/AP

Kaka gives the thumbs up to the adoring masses (and press) during his unveiling at the Santiago Bernabéu stadium in Madrid Photograph: JAVIER SORIANO/AFP

Kaka hugs a child wearing his No8 jersey during his official presentation Photograph: PEDRO ARMESTRE/AFP

England's Andrew Flintoff takes a breather during the indoor nets session at Edgbaston as he tries to get fit and ready for the upcoming Ashes series Photograph: Carl Recine/Action Images

Boston Red Sox right fielder Rocco Baldelli makes a catch on a sacrifice fly by Baltimore Orioles' Ty Wigginton that scored Luke Scott during the eighth inning of a baseball game in Baltimore. The Orioles won 11-10 Photograph: Nick Wass/AP

Astana's US rider Lance Armstrong in action during a training session for the 96th Tour de France in Grabels, near Montpellier Photograph: GUILLAUME HORCAJUELO/EPA

Jason Booth lands a punch on Rocky Dean during the British super-bantamweight title bout in York Hall, Bethnal Green Photograph: Scott Heavey/Action Images