Canadian freestyle skier Sarah Burke has died from injuries sustained in a training accident, a family spokeswoman says.
Burke, 29, helped bring freestyle skiing events to the Winter Olympics, and was considered a gold medal contender for the 2014 Games.
She was injured in a superpipe accident at Park City in the US state of Utah.
Tests showed the freestyle skier sustained "irreversible damage to her brain" .
Burke was airlifted to hospital after her crash on 11 January.
