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EPAepa02964715 (FILE) A file picture dated 07 November 2009 shows British boxer David Haye (L) in action against Nikolai Valuev (R) from Russia in the World Boxing Association (WBA) heavyweight title boxing match in Nuremberg, Germany. Former world heavyw

EPAepa01934810 Russian boxer Nikolai Valuev (R), former WBA heavyweight champion, attends the screening of the movie Stonehead (2008) in Warsaw, Poland, 15 November 2009. The movie, starring Nikolai Valuev, tells the story of an ex-boxer who lost his memo

EPAepa01919650 Russian WBA heavyweight champion Nikolay Valuev warms up during a public training in a shopping centre in Nuremberg, Germany, 03 November 2009. Valuev will face British challenger Haye at the Arena Nuremberg Versicherung on 07 November 2009

EPAepa01712291 Russian heavywieght boxer Nikolai Valuev poses for photo in the Finnish capital Helsinki, on 28 April 2009. Valuev will fight against Usbek boxer Ruslan Chagaev for the WBA heavyweight title on 30 May in Helsinki. EPA/JUKKA UOTILA

EPAepa01472311 A picture made available on 31 August 2008 showing Russian Nikolai Valuev hold up the belt after defeating John Ruiz of the US in their WBA heavyweight title bout in Berlin, Germany late 30 August 2008. Valuev defeated Ruiz and regained the

EPAepa01582393 Russian WBA heavyweight champion Nikolai Valuev celebrates after winning his WBA heavyweight boxing world championships fight against Evander Holyfield from the United States at the Hallenstadion venue in Zurich, Switzerland, 20 December 20

EPAepa01554221 Russian WBA heavyweight champion Nikolai Valuev (R) and Evander Holyfield (USA) take up a fighting stance in front of Brandenburg Gate, Berlin, 18 November 2008. The two will box for the WBA Heavyweight World Championship in Zurich, Switz

EPAepa01712289 Russian heavywieght boxer Nikolai Valuev grimaces during a press conference in the Finnish capital Helsinki, on 28 April 2009. Valuev will fight against Usbek boxer Ruslan Chagaev for the WBA heavyweight title on 30 May in Helsinki. EPA/JU