The accident caused concerns about aviation safety.
Investigators at the National Transportation Safety Board, an independent federal agency, are leading the collision survey. Authorities said that they would investigate flight data from two aircraft, confirm traffic control communication, and conduct interviews.
The team has collected two so -called black boxes (cockpit audio recorders and flight data recorders) from the plane. This can provide insights for the moment before the crash. Federal officials said on Friday that the Army helicopter black box was also recovered.
Already, it has been questioned whether the flight route of the plane and whether the array of the air traffic control tower contributed to the collision.
A spare report by the Federal Aviation Bureau, which was reviewed by the New York Times, discovered that the work controller usually performed a job assigned to two controllers: Handling of helicopters near the airport. , A runway for airplanes that land and depart. The report on the tower was not normal between time and traffic.
The Army Helicopter, which was operated in Fort Berboa, Virginia, was called an experienced crew, and was approved to fly a specific route to avoid American aviation airplanes. However, despite the explanation of this issue, it did not follow the intended route, according to four people who were not allowed to speak publicly. They said the route was 0.5 miles away and had a high attitude.
Shortly before the collision, the pilot of the plane explained the events and conversations between the air traffic controller and the pilot, and was asked to turn the landing route from a runway to another runway. Ta.
On Friday, FAA restricted two generally used helicopard routes to Reagan Airports indefinitely, restricted all the most important flights, and called an important new safety measure.
The figure skaters and hunters were in the airplane passengers.
According to figure skating, figure skaters, families, and coaches were on an airplane.
Russians, including figure skaters, were also on board. According to the Boston skate club, there were married skate champion Jeff Genya Shishikova and 55 -year -old Vadimnacov. They worked as a coach in the United States.
Two skaters from New England -Lorid, Spenzerain (16 years old) in Valington and Jinnahan (13 years old) in Massachusetts, Massachusetts, were killed with their mother Christine Lane and Jinhan.
A group of friends who spent many days in a hunting trip in Kansas was on an airplane with four crew members. Authorities have not disclosed the victims, but many of their identities have been published.
On Friday, two of the Army officials have identified two of the three helicopters. The 28 -year -old Rygia Sergeant Rilvan, Georgia, and the 39 -year -old Andrew Loyd Aves in Great Mills, Maryland, 28 years old. Officials have identified Colonel Rebecca M. Robach (28 years old) in Dalam, North Carolina. The Army did not immediately release Captain Robach's identity in response to his family's request.
The report was provided by Mark Walker, Jack Hirey, Julie Bossman, Jenna Russell, Jesus Zimenes, Mitch Smith, Christina Morales.