The deadly mid-air collision at Reagan Airport in January was years in the making, the operations manager of the DCA air traffic control tower on the night of the accident told the National Transportation Safety Board on Friday.

A three-day National Transportation Safety Board hearing on the deadliest U.S. aviation accident in decades dug into problems with altimeters, chopper routes and the busy Washington, D.C., airspace.

The Senate confirmed the former tv host 50-45 as D.C.'s top federal prosecutor after Trump withdrew his first pick.

Republican Sens. Mitch McConnell of Kentucky, Roger Wicker of Mississippi, Tim Scott of South Carolina and Democratic Sens. Ruben Gallego and Peter Welch did not cast votes. Pirro posted on X: "I am blessed to have received a Senate confirmation vote this evening of 50 to 45 to be the United States attorney for the District of Columbia the largest United States Attorney’s Office in the country.