Space Invaders

U.S. Marines from the 2nd MEB, 2nd Battalion, 3rd Marines taken by David Guttenfelder/AP Photo

John Moore/Getty Images

Bela Szandelszky/AP Photo

A U.S Marine missile from the 2nd MEB strikes a Taliban position inside a mud walled compound near Now Zad taken by David Guttenfelder/AP PhotoA U.S Marine missile from the 2nd MEB strikes a Taliban position inside a mud walled compound near Now Zad taken by David Guttenfelder/AP Photo

Canadian soldier Pte Chris Kezar from November Company 7th platoon taken by Stefano Rellandini/REUTERS

A German soldier mans a checkpoint in Balkh, Afghanistan on October 15, 2009 taken by MICHAEL KAPPELER/Getty Images