Pfc. James Dennis performs a torque check on the main rotor head of a UH-60 Black Hawk helicopter.
U.S. Army Pfc. James Dennis performs a torque check on the main rotor head of a UH-60 Black Hawk helicopter at Camp Marmal, Afghanistan, on Feb. 7, 2012. Dennis is a crew chief assigned to the 1st Cavalry Division's Company A, 1st Air Cavalry Brigade.