U.S. Army Staff Sgt. Robert Arrington, right, talks to U.S. Army Spc. Michael Berna after a patrol in the village of Kali Nasra in eastern Afghanistan, Oct. 13, 2014. Arrington, a senior scout, and Berna, a cavalry scout, are assigned to the 101st Airborne Division's 1st Squadron, 75th Cavalry Regiment. U.S. Army Staff Sgt. Robert Arrington, right, talks to U.S. Army Spc. Michael Berna after a patrol in the village of Kali Nasra in eastern Afghanistan, Oct. 13, 2014. Arrington, a senior scout, and Berna, a cavalry scout, are assigned to the 101st Airborne Division's 1st Squadron, 75th Cavalry Regiment. SHARE: Download: Full Size (0.92 MB) Tags: Photo Essays Credit: VIRIN: 824410-G-XAQ84-246.jpg Photo Gallery