Marine One took off from the White House yesterday at 2:33pm, but air traffic at nearby Reagan National Airport didn't stop as required, leading the NTSB to con

Marine One took off from the White House yesterday at 2:33pm, but air traffic at nearby Reagan National Airport didn't stop as required, leading the NTSB to consider investigating a possible loss of separation between aircraft. The FAA said controllers were in contact with both pilots throughout th…