Investigators have recovered the flight recorders—also known as black boxes—from both the commercial jet and the military helicopter involved in the mid-air collision near Reagan National Airport in Washington,

Two videos obtained by CNN show new angles on Wednesday night’s midair collision above Washington DC. In the videos both aircraft can clearly be seen flying towards each other, then exploding and falling into the river after the fatal explosion. The cause of the crash remains under investigation.

I don’t know of any other accident that has had this amount of impact on aviation but also in other industries,” one expert said of the 1982 crash.