Transportation Secretary Sean Duffy attributed a nationwide FAA ground stop on Friday, November 13, 2026, to a technical failure that occurred while federal telecommunications contractor L3Harris was performing routine maintenance on FAA telecommunications infrastructure [1]. According to Duffy, L3Harris was switching communication lines from legacy copper wire to fiber optic cables at a remote FAA location when the FAA's router at that site became overwhelmed by a flood of data, causing the outage to cascade across routers at other FAA air traffic control systems nationwide [1]. Duffy stated that L3Harris has been a legacy provider working with the FAA for over 20 years and currently owns the network used by the FAA to control airspace [1].
In response to the incident, Duffy called for Congress to provide $50 billion to fund a complete overhaul of the FAA's aging air traffic control system, citing outdated routers and decades-old technology as systemic vulnerabilities [1]. The Transportation Secretary indicated that investigators were still determining whether the outage resulted from L3Harris operator error, installation error, or a faulty router that the contractor installed [1]. L3Harris released a statement to Fox News Digital confirming it was supporting the FAA's investigation and noted that it has completed more than 70% of the planned airspace communications conversion from legacy copper wires to fiber optic systems in close coordination with the FAA [1]. The company emphasized that safety and reliability are its highest priorities and stated it takes the nationwide ground stop and its impact on travelers, airlines, and air traffic operations seriously [1].
CONCLUSION
The FAA ground stop has triggered significant scrutiny of L3Harris's maintenance work and broader concerns about the FAA's aging infrastructure, with Secretary Duffy's $50 billion modernization request signaling potential long-term implications for federal contractors and aviation operations. The ongoing investigation into whether the outage stemmed from contractor error or equipment failure could materially impact L3Harris's reputation and future FAA contracts, while the incident underscores critical vulnerabilities in U.S. air traffic control systems.