190725-M-RM278-0008 MARINE CORPS AIR STATION KANEOHE BAY, Hawaii (July 25, 2109) A Northrop Grumman RQ-4 Global Hawk prepares to land during a test flight at Marine Corps Air Station Kaneohe Bay, July 27, 2019. NASA and Northrop Grumman will be working on the Global Hawk aboard Marine Corps Base Hawaii to test its flight capabilities. (U.S. Marine Corps photo by Pfc. Jose Angeles/Released)