Pat Dollard

Left, 1st Sgt. Dean Bissey, first sergeant for Company C "Dustoff", 3rd General Support Aviation Battalion, 82nd Combat Aviation Brigade hooks the hoist harness to Staff Sgt. Michael Hile and his military working dog "Rronnie" from 554th Military Police Company near Bagram Airfield, Afghanistan.

U.S. Army Sgt. Robert Newman, Bravo Company, 1st Battalion, 4th Infantry Regiment, U.S. Army Europe, watches the sunrise after a dismounted patrol mission near Forward Operating Base Baylough, Zabul, Afghanistan. (U.S. Army photo by Staff Sgt. Adam Mancini/Released)

U.S. Army Spc. Stephen Highberger, left, and Pvt. Charles Joiner from Bravo Company, 1st Battalion, 4th Infantry Regiment, U.S. Army Europe, sit in a patrol base on an overnight mission near Forward Operation Base Lane, Zabul Province, Afghanistan.

U.S. Army Sgt. Nathan Schrock tries to keep warm after waking up on a cold morning in the mountains near Sar Howza in Paktika province, Afghanistan. Schrock is assigned to the 1st Squadron, 40th Cavalry Regiment.