President Donald Trump attributed Friday’s four‑hour nationwide flight shutdown to antiquated Federal Aviation Administration (FAA) hardware, describing it as “old broken stuff” that needs immediate replacement. The outage, which began at 3:54 p.m. Eastern Time, forced a nationwide ground stop that halted all departing flights while controllers safely guided roughly 3,100 airborne planes to land.
What happened
All 22 regional Air Route Traffic Control Centers lost communications, prompting the FAA to issue an emergency ground stop. At the peak of the shutdown, fewer than 400 inbound flights remained aloft, a sharp decline from the typical 5,000‑5,500 planes in the sky during peak afternoon hours. By 8:15 p.m. ET, officials had tested the systems and began reopening the airspace, with normal operations restored by 7:30 a.m. ET Saturday.
Impact on travelers
FlightAware logged more than 10,000 delays and over 4,000 cancellations on Friday, with an additional 3,500 cancellations recorded by Saturday morning. Delta, United and American led the cancellation counts, and major hubs in Atlanta, Chicago and New York suffered the greatest disruptions. Aviation analytics firm Cirium recorded at least 827 flight diversions, including 670 planes forced back to their origin airports.
Administration’s response
During a Friday night press briefing, Transportation Secretary Sean Duffy and Homeland Security Secretary Markwayne Mullin backed the president’s assessment. Duffy explained that overloaded hardware routers fed inconsistent data into an “incredibly old” system, forcing technicians to shut it down. He warned that similar incidents will recur unless Congress approves funding to modernize the network.
Mullin rejected piecemeal repairs, urging a full replacement of the air‑traffic control network at an estimated cost of $50 billion. He emphasized that the administration is committed to a comprehensive overhaul rather than temporary fixes.
Technical findings
Preliminary FAA findings traced the failure to Cisco 600 series routers built between 2001 and 2006. The routers became overwhelmed after new security patches were applied to the legacy FAA Telecommunications Infrastructure (FTI). Operated by L3Harris under a July 2002 contract, the network relies on older TDM technology that a November 2023 FAA safety review had already flagged as obsolete. Government sources said the faulty routers have now been isolated.
Historical context
The Friday shutdown was the first nationwide ground stop since a pilot‑alerting system crash in January 2023 and the longest since the September 11, 2001 terrorist attacks. Secretary Mullin dismissed rumors linking the outage to a global Microsoft outage, noting investigators found no digital footprints of foul play.
Looking ahead
President Trump reiterated his administration’s push for Congress to fund a complete modernization of the air‑traffic control system, arguing that the safety of American travelers depends on replacing aging equipment. The administration’s stance aligns with its broader effort to upgrade critical infrastructure and protect the nation’s transportation networks.
Original reporting: Tampa Free Press — read the source article.
