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George Frey, Associated Press
South Korea's Sang-Hwa Lee skates to a first place finish in the women's 500 meter race at the World Cup speed skating event, Saturday, Jan 21, 2012, in Kearns, Utah.

KEARNS, Utah — Lee Sang-Hwa won her second World Cup gold medal of the season Saturday, winning the 500-meter race at the long track event at Utah Olympic Oval.

Lee's time of 37.36 seconds was a season's best.

Nao Kodairo skated a national-record time of 37.42 to take silver, while American Heather Richardson took bronze with a season-best 37.58, edging Canada's Christine Nesbitt (37.59).

China's Jing Yu, who had won both World Cup 500 races she previously skated, was disqualified.

For the men, Japan's Keiichiro Nagashima won 500 gold in 34.37, edging Jan Smeekens of The Netherlands (34.40) while American Tucker Fredricks (34.45) took bronze.

Korea's Mo Tae-Bum, the World Cup leader entering this weekend, was sixth for the men while Japan's Joji Kato was 13th.