U.S. Army 2nd Lt. Nemecek assigned to the North Carolina Army National Guard, calls in over the radio for more support while conducting a patrol and assisting airport authorities with emergency situations during an emergency disaster reaction exercise at Raleigh-Durham International Airport in Morrisville, N.C., June 23, 2010. (U.S. Air Force photo by Tech. Sgt. Brian E. Christiansen/Released)