Freestyle Skiing

Thursday Dec. 19, 2013 13:01 ET

Roz Groenewoud has knee surgery

Roz Groenewoud, halfpipe, highlighted her 2013 season winning World Cup finals in Sierra Nevada, Spain. The 2011 World Champion sat out most of this season after undergoing arthroscopic surgery on her knees. She has since returned to snow and is ready to challenge for a medal in Sochi. (Javier Soriano/AFP/Getty Images)
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