Annotating Serial Number Army Spc. Elisha Gillis annotates a serial number after packing a T-11 advanced tactical reserve parachute at Joint Base Elmendorf-Richardson, Alaska, Jan. 4, 2017. Gillis is a parachute rigger assigned to the 25th Infantry Division’s 4th Quartermaster Company, 725th Brigade Support Battalion, 4th Infantry Brigade Combat Team (Airborne), Alaska. Air Force photo by Alejandro Pena SHARE: Download: Full Size (2.84 MB) Tags: Rigger Training, Soldiers, Army Credit: Alejandro Pena VIRIN: 170104-F-YH552-040A.JPG Photo Gallery