The National Transportation Safety Administration says the Army Black Hawk helicopter that collided with an American Airlines jet over the Potomac River last Wednesday was flying at about 300 feet at the time of the collision,

After American Airlines Flight 5342 and a U.S. Army helicopter collided mid-air, officials shared insight into the respective pilots’ communication with air traffic control.

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,