WBO heavyweight boxing champion Sultan Ibragimov of Russia (L) and Evander Holyfield of the U.S. battle during their 12 round bout in Moscow on October 13, 2007. Ibragimov defeated Holyfield by unanimous
WBO world heavyweight champion Sultan Ibragimov of Russia right and Stock Photo - Alamy
Heavyweight Champion High Resolution Stock Photography and Images - Alamy
Wladimir Klitschko - Wikipedia
Russian WBA heavyweight champion Nikolay Valuev poses during the Stock Photo - Alamy
Boxing: David Haye vows to knock out Russian giant Nikolay Valuev after landing WBA heavyweight title bout | Daily Mail Online
Pictures of the day: 19 November 2008
Russian WBA heavyweight champion Nikolay Valuev (L) and his British Stock Photo - Alamy
44 Heavyweight Title Nikolay Valuev Vs Jameel Mccline Photos and Premium High Res Pictures - Getty Images
Russian MMA Heavyweight Champion Emelianenko Ends Rampage Jackson With Knockout - Sputnik International
Three Russian boxers became world champions – TheOlympicsToday
Klitschko brothers - Wikipedia
Rostislav Plechko - Russian Heavyweight Prospect (Highlights) - YouTube
Boxing: The Top 10 Heavyweight Prospects in the World | Bleacher Report | Latest News, Videos and Highlights
Boxing news: Dangerous Russian light-heavyweight champion Dmitry Bivol willing to fight Joshua Buatsi in UK
Boxer Nikolai Valuev gave Thanks to Patriarch Aleksei for Blessing Him before His Victory in the Title Bout for the World Heavyweight Championship | Voices from Russia
This Russian heavyweight boxer has just landed the last job anyone would ever have picked for him - Mirror Online
Wladimir Klitschko | Biography & Facts | Britannica
![Nikolai Sergeyevich Valuev (Russian: Николай Сергеевич Валуев Russian pronunciation: [nʲɪkɐˈlaj sʲɪrˈɡʲejɪvʲɪtɕ vɐˈlʊjɪf]; born 21 August 1973) is a retired Rus…](https://i.pinimg.com/originals/a8/7b/eb/a87beb48d68a7cf7b379a1b382941f3a.jpg "Nikolai Sergeyevich Valuev (Russian: Николай Сергеевич Валуев Russian pronunciation: [nʲɪkɐˈlaj sʲɪrˈɡʲejɪvʲɪtɕ vɐˈlʊjɪf]; born 21 August 1973) is a retired Rus…")