U.S. Soldiers with the Vermont Army National Guard prepare to attach a sling load to an HH-60M Black Hawk helicopter, assigned to Charlie Company, 3rd Battalion, 126th Aviation Regiment (Air Ambulance), during the hands-on training required to become certified sling load inspectors at Camp Johnson in Colchester, Vt., May 3, 2013. (U.S. Army National Guard photo by 1st Lt. Jeffrey Rivard/Released)