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RIO DE JANEIRO, BRAZIL - AUGUST 12: Bonchan Ku of South Korea celebrates winning gold in the Men's Individual Round on Day 7 of the Rio 2016 Olympic Games at the Sambodromo on August 12, 2016 in Rio de Janeiro, Brazil. (Photo by Matthias Hangst/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 12: Bonchan Ku of South Korea celebrates winning gold in the Men's Individual Round on Day 7 of the Rio 2016 Olympic Games at the Sambodromo on August 12, 2016 in Rio de Janeiro, Brazil. (Photo by Matthias Hangst/Getty Images)