As one nation, we grieve for every precious soul that has been taken from us so suddenly,” Trump said at a press briefing Thursday. “Sadly, there are no survivors."

The four airline crew members killed in the midair collision with a military helicopter last month in Washington, D.C., are receiving posthumous awards in their honor, Pacific Southwest Airlines (PSA) announced on Sunday.

We cannot think of a more moving or sincere tribute than having all 5,000 team members nominate our fallen colleagues,” the airline said in a statement.