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
Roberto Bolonti Roberto Bolonti Roberto Feliciano Bolonti (born March 2, 1984) is an Argentine professional boxer who fights at Light Heavyweight. He is the current WBC Latino light heavyweight champion. On 17 November 2012, Bolonti was beat by Tony Bellew for the WBC silver title. Bellew was cut badly but went the full 12 rounds to a win unanimous decision. June 7, 2014 on a fight for the WBA World light heavyweight title, Bolonti lost in a Unanimous Decision against Juergen Braehmer. December 6, 2014 his fight against Jean Pascal ended in no contest after Canadian's unintentional foul. On 19 August 2015,