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Summary Chinas Sun Yang smashed world record to win men's 1500-metres freestyle gold medal at Olympics.
Sun Yang of China smashed his own world record in racing away to win the mens 1500-metres freestyle gold medal at the Olympics on Saturday.Sun was under world record pace all the way to hit the wall in 14min 31.02secs, bettering his own mark of 14:34.14, set at last years world championships in Shanghai.Ryan Cochrane of Canada took the silver medal in 14:39.63, with defending champion Oussama Mellouli of Tunisia taking bronze in 14:40.31.There was controversy before the start of the final when Sun hit the water before the start but he wasnt charged with a false start and ejected from the final.
