Images: Convoy Helmand [Image 10 of 11]
Photo by Cpl. Paul Peterson
A sand funnel rises into the sky in front of a Marine convoy during a combat logistics patrol conducted by Combat Logistics Regiment 2, Regional Command (Southwest), in Helmand province, Afghanistan, Sept. 15, 2013. The rugged terrain and wind swept desert constantly challenge vehicle operators during convoys that often last for days at a time.