Washington Redskins linebacker Darryl Tapp assists in a football drill during the Salute to Play 60 Military Challenge at Joint Base Andrews, Md., Sept. 24, 2013. The initiative is part of the National Football League’s larger Play 60 campaign, which is designed to encourage kids to be active for 60 minutes a day to help reverse the trend of childhood obesity. (U.S. Air Force photo/ Airman 1st Class Nesha Humes)