U.S. Army Spc. Justin Heimsoth, left, and U.S. Army Sgt. Chris Hagen fill sandbags to anchor a machine gun during Operation Southern Fist in the Spin Boldak district in Afghanistan's Kandahar province, Sept. 29, 2012. Heimsoth and Hagen, infantrymen, are assigned to the 2nd Infantry Division's 5th Battalion, 20th Infantry Regiment, 3rd Stryker Brigade Combat Team. U.S. Army Spc. Justin Heimsoth, left, and U.S. Army Sgt. Chris Hagen fill sandbags to anchor a machine gun during Operation Southern Fist in the Spin Boldak district in Afghanistan's Kandahar province, Sept. 29, 2012. Heimsoth and Hagen, infantrymen, are assigned to the 2nd Infantry Division's 5th Battalion, 20th Infantry Regiment, 3rd Stryker Brigade Combat Team. SHARE: Download: Full Size (2.33 MB) Tags: Photo Essays Credit: VIRIN: 279577-X-DCG90-377.jpg Photo Gallery