Growing up, Miriam is an average athlete who doesn't get much playing time. She never imagines becoming a runner. But a college breakup propels her to run to mend her broken heart. She begins running 5K races. These races morph into half-marathons and marathons. Years later, running helps her to cope with the workplace mistreatment she is enduring as an academic and the depression she suffers. After watching Dean Karnazes and Pam Reed on 60 Minutes...