SAN DIEGO, CA - JUNE 03: U.S. Olympian Meb Keflezighi runs in the Rock 'n' Roll Half Marathon on June 3, 2012 in San Diego, California. (Photo by Kent C. Horner/Getty Images)
SAN DIEGO, CA - JUNE 03: U.S. Olympian Meb Keflezighi runs in the Rock 'n' Roll Half Marathon on June 3, 2012 in San Diego, California. (Photo by Kent C. Horner/Getty Images)