U.S. Air Force Senior Airman Thomas Vamvakos, left, and Latvian Cpl. Janis Gabranis, right, carry U.S. Air Force Senior Airman Lance A. Liggett to a medical evacuation point after a simulated roadside bomb explosion during Operation Northern Strike 2014 on a gunnery range in Grayling, Mich., Aug. 14, 2014. Vamvakos and Liggett are tactical air control party specialists assigned to the 169th Air Support Operations Squadron.