![ODESSA, UKRAINE -31 May 2014: World heavyweight boxing champion, – Stock Editorial Photo © ALesik #47345495 ODESSA, UKRAINE -31 May 2014: World heavyweight boxing champion, – Stock Editorial Photo © ALesik #47345495](https://st.depositphotos.com/1016729/4734/i/950/depositphotos_47345495-stock-photo-odessa-ukraine-31-may-2014.jpg)
ODESSA, UKRAINE -31 May 2014: World heavyweight boxing champion, – Stock Editorial Photo © ALesik #47345495
![Japanese champion Shinsuke Yamanaka, left, hugs Thai challenger Suriyan Sor Rungvisai after winning their WBC bantamweight boxing title bout in Tokyo, Wednesday, Oct. 22, 2014. Yamanaka defended his title by a unanimous Japanese champion Shinsuke Yamanaka, left, hugs Thai challenger Suriyan Sor Rungvisai after winning their WBC bantamweight boxing title bout in Tokyo, Wednesday, Oct. 22, 2014. Yamanaka defended his title by a unanimous](https://c8.alamy.com/comp/2N3PP9W/japanese-champion-shinsuke-yamanaka-left-hugs-thai-challenger-suriyan-sor-rungvisai-after-winning-their-wbc-bantamweight-boxing-title-bout-in-tokyo-wednesday-oct-22-2014-yamanaka-defended-his-title-by-a-unanimous-decision-ap-phototoru-takahashi-2N3PP9W.jpg)
Japanese champion Shinsuke Yamanaka, left, hugs Thai challenger Suriyan Sor Rungvisai after winning their WBC bantamweight boxing title bout in Tokyo, Wednesday, Oct. 22, 2014. Yamanaka defended his title by a unanimous
![ODESSA, UKRAINE -31 May 2014: World Heavyweight Boxing Champion, Alexander USYK - Ukraine And Cesar David CRENZ - ODESSA, UKRAINE -31 May 2014: World Heavyweight Boxing Champion, Alexander USYK - Ukraine And Cesar David CRENZ -](https://previews.123rf.com/images/lesik/lesik1406/lesik140600217/28765428-odessa-ukraine-31-may-2014-world-heavyweight-boxing-champion-alexander-usyk-ukraine-and-cesar.jpg)
ODESSA, UKRAINE -31 May 2014: World Heavyweight Boxing Champion, Alexander USYK - Ukraine And Cesar David CRENZ -
![World heavyweight boxing champions Vladimir Klitschko of Ukraine celebrates with an Ukrainian flag after defeating Australian challenger Alex Leapai during their WBO heavyweight title fight in Oberhausen April 26, 2014. Klitschko won World heavyweight boxing champions Vladimir Klitschko of Ukraine celebrates with an Ukrainian flag after defeating Australian challenger Alex Leapai during their WBO heavyweight title fight in Oberhausen April 26, 2014. Klitschko won](https://c8.alamy.com/comp/2CXD419/world-heavyweight-boxing-champions-vladimir-klitschko-of-ukraine-celebrates-with-an-ukrainian-flag-after-defeating-australian-challenger-alex-leapai-during-their-wbo-heavyweight-title-fight-in-oberhausen-april-26-2014-klitschko-won-after-knock-out-in-round-six-reutersralph-orlowski-germany-tags-sport-boxing-2CXD419.jpg)
World heavyweight boxing champions Vladimir Klitschko of Ukraine celebrates with an Ukrainian flag after defeating Australian challenger Alex Leapai during their WBO heavyweight title fight in Oberhausen April 26, 2014. Klitschko won
![ODESSA, UKRAINE -31 May 2014: World Heavyweight Boxing Champion, Alexander USYK - Ukraine And Cesar David CRENZ - ODESSA, UKRAINE -31 May 2014: World Heavyweight Boxing Champion, Alexander USYK - Ukraine And Cesar David CRENZ -](https://previews.123rf.com/images/lesik/lesik1406/lesik140600065/28765329-odessa-ukraine-31-may-2014-world-heavyweight-boxing-champion-alexander-usyk-ukraine-and-cesar-david-.jpg)
ODESSA, UKRAINE -31 May 2014: World Heavyweight Boxing Champion, Alexander USYK - Ukraine And Cesar David CRENZ -
![Boxcino 2014 Lightweight champion, Petr “Zar” Petrov to fight Liam Walsh in WBO Lightweight elimination bout on October 10 in Manchester, England Boxcino 2014 Lightweight champion, Petr “Zar” Petrov to fight Liam Walsh in WBO Lightweight elimination bout on October 10 in Manchester, England](http://www.15rounds.com/wp-content/uploads/2015/04/Petrov_Diaz-2.jpg)
Boxcino 2014 Lightweight champion, Petr “Zar” Petrov to fight Liam Walsh in WBO Lightweight elimination bout on October 10 in Manchester, England
![Ukrainian WBA, WBO, IBO and IBF heavyweight boxing world champion Vladimir Klitschko (R) delivers a punch to his challenger Bulgarian Kubrat Pulev during their title fight in Hamburg, November 15, 2014. REUTERS/Fabian Ukrainian WBA, WBO, IBO and IBF heavyweight boxing world champion Vladimir Klitschko (R) delivers a punch to his challenger Bulgarian Kubrat Pulev during their title fight in Hamburg, November 15, 2014. REUTERS/Fabian](https://c8.alamy.com/comp/2CYTPP6/ukrainian-wba-wbo-ibo-and-ibf-heavyweight-boxing-world-champion-vladimir-klitschko-r-delivers-a-punch-to-his-challenger-bulgarian-kubrat-pulev-during-their-title-fight-in-hamburg-november-15-2014-reutersfabian-bimmer-germany-tags-sport-boxing-2CYTPP6.jpg)
Ukrainian WBA, WBO, IBO and IBF heavyweight boxing world champion Vladimir Klitschko (R) delivers a punch to his challenger Bulgarian Kubrat Pulev during their title fight in Hamburg, November 15, 2014. REUTERS/Fabian
![Las Vegas, Nevada, USA. 13th Sep, 2014. Boxing Champion Floyd Mayweather punches challenger Marcos Maidana during 'MAYHEM: Mayweather vs Maidana 2' on September 13, 2014 at MGM Grand Arena in Las Vegas, Las Vegas, Nevada, USA. 13th Sep, 2014. Boxing Champion Floyd Mayweather punches challenger Marcos Maidana during 'MAYHEM: Mayweather vs Maidana 2' on September 13, 2014 at MGM Grand Arena in Las Vegas,](https://c8.alamy.com/comp/ENA5A4/las-vegas-nevada-usa-13th-sep-2014-boxing-champion-floyd-mayweather-ENA5A4.jpg)