For our new visual investigation into how night vision and city lights may have played a part in the DCA crash we flew a drone along the helicopters route, filmed incoming planes through night vision goggles, and analyzed it all within a 3D model of Washington, D.C.
Watch here wapo.st/4atdTBI
The Post examined the bright skyline around Reagan National Airport and whether it may have been a factor in the January accident, which killed 67 people.
