17-year-old track star Mary Cain bypasses college track, goes pro

Saturday November 16th, 2013
Mary Cain became the youngest athlete ever to represent the U.S. at the world championships in Moscow this summer.
Jonathan Ferrey/Getty Images

It is a noble attempt, but there is little doubt that if Cain meets her goals, she will, indeed --and quite possibly forever -- be known as Mary the runner.

SI Apps
We've Got Apps Too
Get expert analysis, unrivaled access, and the award-winning storytelling only SI can provide—from Peter King, Tom Verducci, Lee Jenkins, Andy Staples, Grant Wahl, and more—delivered straight to you, along with up-to-the-minute news and live scores.