
Lockheed Martin [LMT] said May 6 that it has developed Desert Hawk 4, a longer-endurance variant of its hand-launched Desert Hawk 3 unmanned aerial system (UAS).Desert Hawk 4 can stay airborne for over 2.5 hours, up from the 1.5-hour flight time of Desert Hawk 3, which the British Army has operated for the past decade, including in combat. Compared to Desert Hawk 3, Desert Hawk 4 is also easier to use thanks to a simplified ground control station, Lockheed Martin said.Desert…