Feb. 1 (UPI) -- National Transportation Safety Board officials will provide an update Saturday evening on the investigation into this week's deadly mid-air collision between an American Airlines regional jet and a military helicopter. Saturday's briefing will take place inside the historic lobby in Terminal 1 at Ronald Reagan Washington National Airport at 6 p.m. EST, the NTSB confirmed on X. Advertisement The Federal Aviation Administration Saturday urged people not to fly recreational drones