Nikolai Valuev 7 November 2009, billed as "'David vs. Goliath"', Valuev faced off against former unified and lineal cruiserweight champion David Haye (22-1, 21 KOs) at the Arena Nürnberger Versicherung in Nuremberg. Valuev lost on points (114–114, 116–112, 116–112). Valuev announced his retirement from boxing in a Russian newspaper three days after the loss to Haye on 10 November 2009. In 2010, Valuev's doctor went on record saying that he is treating Valuev for "serious bone and joint problems". Valuev underwent two operations that required at least six months on the sidelines. Valuev confirmed in 2013 that medical advice was one of
Magomed Omarov (boxer) Summer Olympics at the European Qualifying Event, held in April 2012. In London he beat American Dominic Breazeale but ran into Azeri World Champion Magomedrasul Majidov and lost 14:17. He won the title at the 2013 Summer Universiade. At the 2013 World Championships he beat two opponents but was again defeated by eventual champion Majidov. Magomed Omarov (boxer) Magomed Shakhbanovich Omarov (, born 16 October 16, 1989) is a Russian Super Heavyweight amateur boxer best known to win the 2011 European Amateur Boxing Championships. He also qualified for the 2012 Summer Olympics, held in London, where he reached the quarter-final