Airborne Reup Army Staff Sgt. O'Connor, a paratrooper assigned to 2nd Battalion, 503rd Infantry Regiment, 173rd Airborne Brigade reenlists while performing jumpmaster duties during an airborne operation at Aviano Air Base, Italy, June 24, 2020. SHARE: Download: Full Size (1.96 MB) Tags: Army Credit: Army Spc. Ryan Lucas VIRIN: 200624-A-BT239-548F.JPG Photo Gallery