# ATC Zero: US Air Traffic Chaos

> US air traffic control systems entered 'ATC Zero' status causing 7,000 flight delays and cancellations.
- Title: ATC Zero: US Air Traffic Chaos · CNN Brasil | Shortify
- Summary: US air traffic control systems entered 'ATC Zero' status causing 7,000 flight delays and cancellations.
- Keywords: atc zero, us air traffic, flight delays, chicago air traffic control, flightaware, sean duffy, markwayne mullin, trump, CNN Brasil
- Source: CNN Brasil — https://cnnbrasil.com.br/internacional/o-que-significa-o-termo-atc-zero-usado-para-descrever-caos-aereo-nos-eua
- Published: 2026-11-13T23:55:24+00:00
- Read time: 1 min
- Topics: atc zero, us air traffic, flight delays, chicago air traffic control, flightaware, sean duffy, markwayne mullin, trump, news
## ATC Zero Status
US airspace entered 'ATC Zero' status on Friday, meaning no air traffic control services can operate.

> O controle de aproximação está em atc zero, e o centro de controle de chicago também está perto de entrar nessa condição por causa de problemas nos equipamentos
## Flight Disruptions
Approximately 7,000 flights were delayed or canceled with aircraft unable to take off from ground.
## US Government Response
US Transportation Secretary Sean Duffy confirmed communication failure affected all air traffic control centers nationwide.
## Trump's Involvement
President Trump was informed by security officials and spoke with Transportation Secretary Sean Duffy.
## Security Assurance
US Interior Secretary Markwayne Mullin stated there is no national security threat behind the communication failure.

> Não há qualquer indicação, nem motivos para acreditar, de que, neste momento, isso represente uma ameaça aos estados unidos
## Key takeaway

US air traffic control systems entered 'ATC Zero' status causing 7,000 flight delays and cancellations.