Olympic Hopeful Has a Greater Purpose

Cullen Jones is training for his third Olympic Games.  But this member of the U.S. swimming team hopes to bring home more than medals from Rio de Janeiro this summer.  He hopes to also bring home a message to people young and old: Learn how to swim.  Read on to find out how a near-death experience at the age of 5 has molded Cullen into an athlete who swims for a greater purpose: