Researchers at the University of Drayton carried out a test by launching a 2.1-pound DJI Phantom 2 quadcopter at 238mph towards the wing of a ...from Google Alert - quadcopter http://j.mp/2V4Ec8mvia Tommy Gerlado
http://www.tommygerlado.com/2018/12/gatwick-drone-disruption-just-how.html