Northrop, DARPA to demo autonomous UAV refueling

http://www.flightglobal.com/articles/2010/07/01/343971/northrop-darpa-to-demo-autonomous-uav-refueling.html


Under a $33 million deal dubbed KQ-X, Northrop will demonstrate refueling with a pair of Block 10 RQ-4 Global Hawks the company is currently sharing with NASA.