11 Hrs
Source:
The New York Times
Source: The New York Times
11 HrsThe New York Times
Source: The New York Times
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A routine upgrade by F.A.A. contractor L3Harris, replacing copper wire with fiber optic cable, overwhelmed the air traffic control system and caused communications failures that led to a nationwide ground stop on Friday. Thousands of cancellations and delays continued into Saturday, and airlines may need several days to restore schedules, though the F.A.A. expects the system to normalize by Sunday night. Officials are investigating whether the contractor or faulty equipment was responsible; they said there is no evidence of a cyberattack.
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