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A Navy EA-18G Growler, assigned to the Electronic Attack Squadron (VAQ) 138, deploys a J-Hook to engage the aircraft arresting barrier system at Yokota Air Base, Japan, June 3, 2016. The 374th Civil Engineer Squadron power productions shop and fire department and 374th Operations Support Squadron airfield management flight are responsible for testing the system annually. (U.S. Air Force photo by Yasuo Osakabe/Released)