Barrett Jones ended his career as one of the most decorated football players in Alabama history -- even playing in the National Championship game with tornligaments in his foot.
Vonn had surgery on tornligaments earlier this week following a crash right at the start of the world championships and is now battling to be fit for the 2014 Winter Olympics in Sochi.
Djourou was of the opinion that there were no broken bones or tornligaments in his damaged joint, but Arsenal moved to clarify the situation on Tuesday afternoon following further tests and the Swiss FA amended their story.
He takes weekly 15-mile bike rides with his grad students and has torn both of his anterior cruciate ligaments slide-tackling undergrads in soccer games.
For skiers, knee injuries are the most likely, accounting for a quarter of all injuries, where the joint is twisted and the ligaments are stretched or torn.