41-Year-Old Meb Keflezighi Is Still Logging An Incredible Number Of Miles Every Week

Keflezighi, 41, is participating in his fourth Olympics. He finished 12th in the 10,000 meters in 2000, won a silver in the marathon in 2004 and finished fourth in the marathon in 2012. On Sunday, he will run the first marathon of his career in South America.#MebKeflezighi