U.S. Air Force Airmen board a C-130J Super Hercules from the 36th Airlift Squadron assigned to Yokota Air Base, Japan in support of Northern Edge 23-2 at Marine Corps Air Station Iwakuni, Japan, July 7, 2023. (U.S. Air Force Photo by Airman 1st Class Alexandria Byrd) Northern Edge exercise becomes test field for prototypes from DOD’s Rapid Defense Experimentation Reserve Technologies associated with RDER are deploying as part of the joint training exercise series. Jul 19, 2023 By Brandi Vincent