In 2004, he lost by stoppage in the welterweight final of the World Junior Championships to
Elshod Rasulov and finished third at the national senior championships. In 2005, he moved up to middleweight and won the national championships. At the World Championships, he won a bronze after losing to Russian star
Matvey Korobov. In 2006, he lost the final of the national championships to veteran
Yordanis Despaigne. At the PanAm Games 2007, he knocked out American
Shawn Porter, outpointed Marco Periban 34:10, beat
Carlos Góngora 21:13 in the semis and
Argenis Nunez 22:5 in the final. He reached the 2008 Middleweight Olympic final, where he lost a bout for gold against
Great Britain's
James DeGale. The bout would have gone to countback had he not bitten DeGale, for which he was penalized 2 points. At the
2011 World Amateur Boxing Championships he was upset by Romanian
Bogdan Juratoni. At the 2012 Olympic qualifier he was disqualified in his first bout and therefore didn't participate in the
London games.
Olympic results 2008 • Defeated
Jarrod Fletcher (Australia) 17-4 • Defeated
Sergiy Derevyanchenko (Ukraine) 18-4 • Defeated
Elshod Rasulov (Uzbekistan) 9-7 • Defeated
Vijender Singh (India) 8-5 • Lost to
James DeGale 14-16 ==Notes==