As seen through a night-vision device, U.S. Army paratroopers participate in a follow-on mission after exiting U.S. Air Force C-130 Hercules aircraft during Exercise Rock Nemesis on Rivolto Air Base, Italy, Dec. 4, 2015. The paratroopers are assigned to the 2nd Battalion, 503rd Infantry Regiment, 173rd Airborne Brigade. The aircraft crew members are assigned to the 86th Air Wing. U.S. Army photo by Paolo Bovo