runsmiles.com
All 6 Feet 7 Inches of Matt is trying to break a 36-year old 600-meter record!
@runsmiles: What are the 3 P.R.’s you’re happiest about? @matthewcorolis: The three P.R.’s that I am most proud of would have to be 49.97 in the 400, 1:21.81 in the indoor 600, and 1:57…