It was another good day for Japan, China, and the United States on the 12th day of the Rio Olympics as each country asserted dominance in their favored sports on August 17.
Rio Olympics, Day 12
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Athletes compete in the men's decathlon 100-meter final.
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Seyed Mohammad Mousavi Eraghi of Iran competes in the men's hammer-throw qualifying round.
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Eri Tosaka of Japan (left) and Maria Stadnik of Azerbaijan compete in the women's wrestling freestyle 48-kilogram final.
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China continued to dominate the Olympic diving events, while it swept the table-tennis tournament, taking home every gold medal for the third Olympics in a row. Ma Long of China plays against Koki Niwa of Japan in the gold-medal match.