They were on duty the day airplanes were used to attack America. This is how they remember it 25 years later

On September 11, 2001, FAA air traffic managers and intelligence specialists across the Northeast detected the hijacked flights and coordinated emergency response as American Airlines Flight 11 struck the North Tower of the World Trade Center at 8:46 a.m., followed by a second aircraft, with personnel recounting their shock and efforts to warn others despite limited established protocols for such an attack.