Dramatic scenes within the sky over New Jersey: two helicopters collided within the US state. Eyewitnesses report crunching noises and spinning machines.
https://www.spiegel.de/panorama/us-bundesstaat-new-jersey-hubschrauber-kollidieren-in-der-luft-ein-pilot-stirbt-a-edb640be-20de-493f-bd2a-3afa4eb285a5#ref=rss