Washington D.C.

Commemoration comes as NTSB releases its findings on the midair collision.

Agency’s final report expected within two weeks.

Government-owned Athena system aggregates data from an array of sensors to create a full picture of UAS activity.

Interim rule implementing NTSB recommendations for the airspace will go into effect on Friday.

White House cites ‘minor electrical issue’ with presidential aircraft.

Attorney acknowledges mistakes by Army helicopter crew and air traffic controller.

Bill is expected to override a controversial section of the National Defense Authorization Act.

Other relatives are expected to join the lawsuit over the fatal midair collision.

Investigation will focus on FAA’s oversight of Washington National Airport.

Local medevac operator says his team is ‘very uncomfortable’ when certain military helicopters are flying.