[kalleboo]

It only applies to a few US carriers

https://abcnews.go.com/US/american-airlines-issues-global-gr...

[Scoundreller]

“ American Airlines, United and Delta have asked the FAA for global ground stop on all flights, according to an alert from the FAA on Friday morning.

The FAA is telling air traffic controllers to tell airborne pilots that airlines are currently experiencing communication issues.”