Block 8.1
U.S. Air Force Capt. Kyle Gauthier, 61st Airlift Squadron C-130J pilot and flight commander, reviews a preflight checklist Feb. 3, 2017, at Little Rock Air Force Base, Ark. His shoulder patch indicates the C-130J Block 8.1 system upgrade and expansion. Gauthier, along with a team of 19th Airlift Wing Airmen, conducted Air Mobility Command’s first C-130J flight with the upgrade. (U.S. Air Force photo/Senior Airman Harry Brexel)