A major crash caused the cab of a truck to separate from the rest of the rig and fall off of an overpass in Frederick Maryland this morning. The driver survived

https://www.instagram.com/p/BQf61afBtgy/
https://www.washingtonpost.com/news/dr-gridlock/wp/2017/02/14/tractor-trailer-cab-separates-and-falls-from-overpass-onto-road-below-in-frederick-md/
https://twitter.com/abc7Richard/status/831548876716961793/photo/1
http://www.fox5dc.com/news/maryland-news/235699430-story