Washington Post
FAA was warned for years about repair risks leading to nationwide ground stop
Sunday, November 15, 2026
The Federal Aviation Administration grounded over 12,000 flights after a router installation failure disrupted the system that distributes safety notices to aircraft, according to officials. The FAA had received warnings for years about vulnerabilities in its notice distribution system before the outage occurred. The router malfunction prevented pilots and airlines from receiving critical safety information required for flight operations.
Original reporting:
