“I’m the only one in my way. My biggest obstacle is self-doubt, and stopping myself from the lies that I can’t do it or am not deserving of it. Just Do It is really basic: I’m the only one who can finish the race for me. I’m only going to get to the finish line if I do it.” - As a little girl, mariahdyson dreamed of becoming an elite athlete. The stunt woman turned runner embraced the crazy dream that pushed her to train for Chicago — but had to first break down her own barriers. Follow mariahdyson to see her chase her crazy dream chimarathon. #nikewomenmarathonproject #justdoit