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One of the 961st Airborne Air Control Squadron’s newest E-3G Sentries takes off at Kadena Air Base, Japan, Jan. 13, 2022. U.S. Air Force Lt. Gen. Ricky Rupp, U.S. Forces Japan and 5th Air Force commander, flew with the 961st AACS to see the new Block 40/45 system, a new user interface, and how it works in real time.