At the end of a convoy in which he received and returned fire with his 50 calibre machine gun, U.S. Marine turret gunner Cpl. Ian Bole, of Port Royal, South Carolina, wearing a face mask with a skull design, breathes steam on a cold day inside an armored vehicle in the Pech Valley, Kunar province, northeastern Afghanistan on Thursday Jan. 28, 2010. (AP Photo/Brennan Linsley)

Lots more amazing photographs at The Boston Globe – HERE