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CARDIFF, WALES - AUGUST 04: Dongwon Ji of Korea celebrates scoring his goal during the Men's Football Quarter Final match between Great Britain and Korea, on Day 8 of the London 2012 Olympic Games at Millennium Stadium on August 4, 2012 in Cardiff, Wales. (Photo by Stuart Franklin - FIFA/FIFA via Getty Images)

CARDIFF, WALES - AUGUST 04:  Dongwon Ji of Korea celebrates scoring his goal during the Men's Football Quarter Final match between  Great Britain and Korea, on Day 8 of the London 2012 Olympic Games at Millennium Stadium on August 4, 2012 in Cardiff, Wales.  (Photo by Stuart Franklin - FIFA/FIFA via Getty Images)