“Running the 400 is definitely out of my comfort zone, but I know I’m #betterforit. I know that I’m pushing myself. I know that I still have more potential.” — NikeWomen Olympic Sprinter Allyson Felix.
“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.
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