S2016:E4 60 Minutes Sports

A young athlete dying in action is one of the greatest tragedies in sports. Sharyn Alfonsi looks into the debate over how such untimely deaths might be prevented. Plus, Jeff Glor reports on the craze for drone racing - and the "pilots" in virtual headsets who are having the time of their lives; Mo Rocca horses around with the pageantry and pretty people that make up the U.S. equestrian circuit; and Sharyn Alfonsi walks the course with Bubba Watson to see - and hear - what makes one of the PGA's winningest players tick.