The air traffic control tower at Los Angeles International Airport (LAX) in Los Angeles, California, on Nov. 14, 2026. —Kyle Grillot—Bloomberg via Getty Images Transportation Secretary Sean Duffy on Saturday blamed the previous day’s nationwide ground stop on the replacement of copper wires at a “remote” Federal Aviation Administration (FAA) facility. Installing new fiber optic lines led to critical communication breakdowns, he said.
About 7,500 flights were delayed and over 9,000 were canceled on Friday, according to FlightAware . Some 1.5 million passengers were scheduled to take off from airports in the U.S. after 4 p.m. Eastern, shortly…
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