Families and friends of those who lost loved ones in the deadly American Airlines and Army helicopter collision are sharing tributes online in memory of the crash victims.

The Black Hawk helicopter that crashed into an American Airlines flight was alerted to the plane’s presence by air control twice, according to the reports.

Grainy video footage taken in the dark of night, seemingly by an airport CCTV camera, appears to capture the moment American Airlines Flight 5342 was in collision with a U.S.