Story file /drum39wyn
How telecoms upgrade work sparked US flight chaos
BBC News US & CanadaClearance L4 · COSMIC: 7+ outlets reporting (7 outlets on this story). Open the clearance levels legend.
US officials say the disruption was caused by old equipment overloading and not a cyber-attack.

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Outlets /7
Axios
3,000 flights cancelled as FAA ground stop chaos stretches into 2nd dayThe chaos from the FAA's nationwide ground stop lingered into early Saturday morning, with thousands of flights cancelled as airlines played catch-up. Why it…
Business Insider
I was flying when the FAA grounded all flights. Everything was chaos, and I got stuck on the tarmac for hours.I learned about the ground stop at 35,000 feet. It was scary not knowing if it was AI related or a cyberattack.
Le Monde
Expect more flight cancellations, US transport chief saysTransportation Secretary Sean Duffy, who warned of more 'delays and cancellations' said Friday's four-hour ground stop was declared after maintenance work to…
The Guardian World
US officials say flight stoppage stemmed from ‘routine maintenance’ as travel chaos continuesThousands of flights still canceled as officials blamed ageing air control system for nationwide grounding The Trump administration says Friday’s four-hour…
Al Jazeera
US flights resume after ageing technology blamed for outageBBC News US & Canada
How telecoms upgrade work sparked US flight chaosUS officials say the disruption was caused by old equipment overloading and not a cyber-attack.