Shocking footage, from China, of a piece of debris flying out of a trailer on a motorway and smashing the windscreen of a car behind. br br The dashcam video, filmed in Yichang, Hubei Province on October 7, shows what appears to be a plank of wood of some kind, suddenly coming free form the trailer and lurching towards the car behind.br br Fortunately, the driver wasn't injured and was able to pull over.