Hanati Silamu (R) of China punches Tureano Johnson of the Bahamas during the men's welterweight (69kg) quarter-final boxing match at the Beijing 2008 Olympic Games August 17, 2008. REUTERS/Lee Jae-Won (CHINA)

Hanati Silamu (R) of China fights Tureano Johnson of the Bahamas during the men's welterweight (69kg) quarter-final boxing match at the Beijing 2008 Olympic Games August 17, 2008. REUTERS/Lee Jae-Won (CHINA)

A referee makes a standing count for Tureano Johnson of the Bahamas during his fight against Hanati Silamu of China in the men's welterweight (69kg) quarter-final boxing match at the Beijing 2008 Olympic Games August 17, 2008. REUTERS/Lee Jae-Won (CHINA)

Tureano Johnson of the Bahamas reacts after defeating Olexandr Strets'kyy of Ukraine in their men's welterweight (69kg) round of 16 boxing match at the Beijing 2008 Olympic Games August 14, 2008. REUTERS/Lee Jae-Won (CHINA)

Tureano Johnson of the Bahamas reacts after defeating Olexandr Strets'kyy of Ukraine in their men's welterweight (69kg) round of 16 boxing match at the Beijing 2008 Olympic Games August 14, 2008. REUTERS/Lee Jae-Won (CHINA)

Olexandr Strets'kyy (L) of Ukraine fights Tureano Johnson of the Bahamas during their men's welterweight (69kg) round of 16 boxing match at the Beijing 2008 Olympic Games August 14, 2008. REUTERS/Lee Jae-Won (CHINA)

Olexandr Strets'kyy (L) of Ukraine fights Tureano Johnson of the Bahamas during their men's welterweight (69kg) round of 16 boxing match at the Beijing 2008 Olympic Games August 14, 2008. REUTERS/Lee Jae-Won (CHINA)