(Editor's Note: This story has been updated to reflect the correct year Northrop Grumman expects to transfer Range Hawk drones to the Pentagon's Test Resource Management Center. It is 2025, not 2024 as originally reported.) The Air Force's plan to retrofit its RQ-4 Global Hawk intelligence, surveillance, reconnaissance and targeting drones for hypersonic missile testing is on track for initial fielding in 2025, Doug Shaffer, vice president for airborne ISR&T programs at Northrop Grumman, told Inside Defense . Northrop,...