Handcyclist David Berling, an Air Force veteran, earns surprise trip to World Championships with Team USA

Retired Air Force capt. David Berling, a handcyclist, earns a spot on U.S. national team for road racing World Championships in South Africa. http://www.teamusa.org/US-Paralympics/Features/2017/August/29/Berling-Rides-Comeback-Trail-All-The-Way-To-South-Africa