“If you tell me I can't do something, I want to prove you wrong.” — Olympic Sprinter Allyson Felix. Start learning with the NTC Accelerator workout, inspired by her training, in the Nike+ Training Club App.
2012 Dynamic fit Allyson Felix
Allyson Felix goes into record books with 400-meter victory at world…
From left, United States' Allyson Felix, United States' Sanya Richards-Ross, United States' Deedee Trotter and United States' Francena McCorory.
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