Thirteen seconds into Lindsey Vonn’s downhill ski run a week ago, disaster struck. What had been shaping up to be one of the most impressive comebacks of all time was shattered as split seconds after clearing the fourth gate, she caught air, her right arm hooked into the gate and she flipped. Vonn, 41, and no stranger to injuries through her 26-year pro career, hitting the ground with the impact of a motorcycle collision. Medics rushed in and Vonn had to be airlifted off the mountain. The