Gulfstream today confirmed that one of their G650 (N652GD) test planes crashed Saturday morning during takeoff-performance tests in Roswell, N.M. Two Gulfstream pilots and two Gulfstream flight-test engineers died in the crash. According to a FAA spokesperson, on takeoff the right wingtip struck the ground. The pilot tried to recover but it’s landing gear collapsed causing the airplane to skid on the runway and bursting into flames. The Gulfstream G650 is a twin-engine business jet ...