Army Pfc. JR Lanning provides security on the perimeter of the water treatment facility during training on Joint Base Elmendorf-Richardson, Alaska, Aug. 19, 2013. Lanning is assigned to the 1st Squadron Airborne, 40th Cavalry Regiment. Army Pfc. JR Lanning provides security on the perimeter of the water treatment facility during training on Joint Base Elmendorf-Richardson, Alaska, Aug. 19, 2013. Lanning is assigned to the 1st Squadron Airborne, 40th Cavalry Regiment. SHARE: Download: Full Size (5.78 MB) Tags: Photo Essays, Week In Photos, Week In Photos Credit: VIRIN: 965157-W-ARP76-170.jpg Photo Gallery