The investigation into the fatal DC plane crash has not yet blamed the Army Blackhawk helicopter but confirmed that it was flying higher than what was permitted. According to experts, 200 feet was too low for the helicopter as the airspace around Ronald Reagan National Airport is busy.

What happened on the Blackhawk helicopter that collided with an American Airlines jet near Reagan National Airport.

A military helicopter was flying above the maximum altitude for its route when it collided with a passenger plane near Washington D.C. last week, authorities said. The National Transportation Safety Board said in an update on Tuesday that it obtained data,

The Army Black Hawk helicopter that collided with an American Airlines passenger plane was flying too high, according to the NTSB.

An Army Black Hawk helicopter was flying too high when it crashed into an American Airlines jet near Reagan National Airport in Washington, DC last week, the National Transportation Safety Board confirmed.