David Haye faces Wladimir Klitschko aiming to become Britain's first unified world champion since Lennox Lewis. Here, Sportsmail takes a look at his biggest fights so far.
Victoria Azarenka was not distracted by an early change of scenery as she reached her maiden Wimbledon semi-final with a straight-sets hammering of unseeded Austrian Tamira Paszek.
Chelsea are monitoring developments with Sergio Aguero after his advisers held talks in an attempt to get his release clause reduced from �42m to �32m.
The good news for those who worry that Alastair Cook is not the right man to lead England in one-day cricket is that the new captain had a fantastic strike-rate of 166.66 in his first game in charge. The bad is that he only faced three balls.
Sabine Lisicki is through to her first Grand Slam semi-final after beating Marion Bartoli on Centre Court. The unseeded German upset the odds under the roof.
Maria Sharapova booked her place in the semi-finals of Wimbledon with a comfortable win over Dominika Cibulkova. The 2004 champion crushed her Slovakian opponent 6-1, 6-1.
Will the real David Haye please sit down and explain why the public David Haye keeps standing up and making such an offensive spectacle of himself? 'Certainly', he says.
Floyd Mayweather has denied he ever claimed that Manny Pacquiao was taking drugs - and insists he's still prepared to meet him in the ring. Mayweather's next fight is against Victor Ortiz.
David Haye has renewed his taunting of Wladimir Klitschko by claiming the E.coli outbreak in Germany poses more of a threat to him than his opponent's punches.
South Sydney have confirmed the signing of Matt King on a two-year contract after the 30-year-old decided to return home at the end of his Warrington contract.
Arsenal chairman Peter Hill-Wood has hit back at criticism of the Gunners board from former director Lady Bracewell-Smith. She claimed on Twitter that the club will need a new board.
Bradley Wiggins believes he is ready to shine again at the Tour de France. The Brit struggled in 2010 after a surprise fourth-placed finish the year before.
England have confirmed they will play Pakistan in an away series in the United Arab Emirates. Andy Flower's men already face trips to India and Sri Lanka this winter.
David Haye continued his tasteless campaign to wind up opponent Wladimir Klitschko by Tweeting a link to a film featuring Adolf Hitler that has mock subtitles added to it referring to preparations for their fight on Saturday.
David De Gea has signed a five-year deal with Manchester United. The 20-year-old keeper put the final touches to his move from Atletico Madrid on Wednesday morning.
The most thrilling, and most gruelling, competition in mainstream sport starts this weekend in northern France. The Tour takes the competitors to the very edge of their capabilities over 21 intense stages.
Sunderland new boy Connor Wickham has admitted it did not take long for Steve Bruce to persuade him his future lay on Wearside after sealing his �12m move from Ipswich.
Arsenal, Chelsea and Manchester United have been dealt a blow in their pursuit of promising Barcelona midfielder Thiago Alcantara, after he signed a new deal.
Alastair Cook shrugged off the 'donkey' taunts of Michael Atherton to lead England to a dazzling victory over Sri Lanka in his first match as one-day captain.
England have jumped up two places in the latest FIFA rankings to fourth overtaking five-time world champions Brazil, despite drawing 2-2 with Switzerland!