As service and industry officials look to mature the most advanced variants of the RQ-4 Global Hawk unmanned intelligence, surveillance and reconnaissance vehicle, the Air Force continues to seek new radar and sensor applications for the venerable ISR aircraft. "I do know they are looking at a spectrum of sensors, so things that are not in the program plan today [but] may be something they want to do in the future, and integrate that type of payload," George Guerra, Northrop...
