"I'm sad, because I devoted myself 100 percent to freestyle skiing for the past 10 years," Dufour-Lapointe, 29, said in a statement. "But it's also a time to be proud of the career I've had. I celebrate and appreciate what I've accomplished.
"After everything I’ve experienced with my sisters, I’m leaving the sport with my head held high."
Dufour-Lapointe, who finished 12th in Sochi while sisters Justine and Chloe won gold and silver, also represented Canada at three world championships.
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She was one of the first women mogul skiers to execute a backflip with full twist in competition.
(Reporting by Frank Pingue in Toronto, editing by Ed Osmond)
