Paratroopers move a 105-mm howitzer into firing position after conducting a heavy drop and parachute assault during Operation Spartan Valkyrie at Malamute drop zone on Joint Base Elmendorf-Richardson, Alaska, March 20, 2015. Paratroopers move a 105-mm howitzer into firing position after conducting a heavy drop and parachute assault during Operation Spartan Valkyrie at Malamute drop zone on Joint Base Elmendorf-Richardson, Alaska, March 20, 2015. SHARE: Download: Full Size (2.27 MB) Tags: photo essays Credit: VIRIN: 512029-G-ULT59-285.jpg Photo Gallery