Bobby Gill, founder of Cupid’s Undie Run which raises money to fight the rare and deadly children’s disease Neurofibromatosis (NF), and Michelle Hercules Walker, a mom of two who lost more than 100 pounds on a run-walk program, were selected to grace special covers of “Runner’s World” magazine after a nationwide search. Editor David Willey and Natalie Morales unveil their awesome covers live on TODAY.