Why did FAA ground flights across the US?
The disruption was caused by a glitch in an air safety tool called Notice to Air Missions or Notam.
from BBC News - World https://ift.tt/7yBLFix
https://ift.tt/7yBLFix
from BBC News - World https://ift.tt/7yBLFix
https://ift.tt/7yBLFix
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