The US Navy's new stealth robot carrier plane is now "structurally complete", according to its maker, and is now being fitted out with subsystems while software tests begin. The Unmanned Combat Air System Demonstrator (UCAS-D) is expected to make its first flight the year after next, and its first carrier deck landing in 2011. "Once we get robust flight controls we will begin failure detection and accommodation testing, which is the real key to any unmanned aircraft," said Scott Winship, UCAS-D project chief at Northrop Grumman, talking to Flight International. Although a firm decision by the US Navy to build...