A US Army window gunner holds his weapon on a helicopter carrying U.S. Secretary of Defense Chuck Hagel during his visit to American troops in eastern Afghanistan, Sunday, Dec. 7, 2014. (AP Photo/Mark Wilson, Pool)
Featured Photo Galleries
A US Army window gunner holds his weapon on a helicopter carrying U.S. Secretary of Defense Chuck Hagel during his visit to American troops in eastern Afghanistan, Sunday, Dec. 7, 2014. (AP Photo/Mark Wilson, Pool)
