452d Flight Test Squadron Northrop Grumman Block 20 RQ-4B Global Hawk 05-2023 being serviced at Edwards AFB, California
United States Air Force
United States Air Force via Edwards AFB Base Guide <a rel="nofollow" class="external free" href="http://mybaseguide.com/digital-magazine/2999/EDWARDS%20AFB">http://mybaseguide.com/digital-magazine/2999/EDWARDS%20AFB</a>