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This was at the Global Taekwondo Cup in NY, a blackbelt vs a greenbelt. It looks as if the blackbelt has never done olympic style sparring. He decides to get more physical than he should have towards the end, and ends up getting disqualified. He then claimed he did nothing wrong and shouldn't have been disqualified, and kept saying the decision was "BS". As for the greenbelt, I think he did a great job and held his own.