Insight - Sarah Reinertsen & Vision Tests - 03/06/14

On the eve of the Sochi Paralympics, Mark speaks with one of the worlds most famous sports figures - Sarah Reinertsen. Sarah shares her perspective as an accomplished athlete with a disability on how much more exposure the Paralympics could receive if they were held before the Olympic games as well as her beginnings as a 13 year old wobbly runner to Paralympiam and professional triathlete and much more. Go Sarah go!

Take a trip with Mark for his visit to the National Eye Institute to learn how his rare eye condition is being studied and hear how Mark subjects himself to rigorous vision tests. Spoiler alert, Mark sheds many a tear .