ADThe witness gave investigators a picture of thick black smoke coming from the flaming wreckage of the Sikorsky S-76B helicopter. An NTSB team left Washington the night of the Jan. 26 crash to begin its work. AD“Our investigators have already developed a substantial amount of evidence about the circumstances of this tragic crash,” NTSB Chairman Robert L. Sumwalt said in a statement. At one point in the flight, Zobayan sought special permission from air traffic controllers to pass near two airports under worse than normal visibility. The helicopter left a 25-by-15-foot crater that was 2 feet deep, according to the report.

Source: Washington Post February 07, 2020 21:00 UTC