Transportation Secretary Sean Duffy attributed a nationwide ground stop to outdated technology following a severe telecommunications breakdown. The incident originated while technicians were conducting scheduled maintenance on existing systems. This operational failure severely impaired communication with airborne aircraft and cut off radar feeds. As a direct result, authorities halted air traffic across the country to maintain safety.
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US blames outdated technology for nationwide flight disruption
US Transportation Secretary Sean Duffy says a telecommunications failure during routine maintenance triggered widespread flight disruption and a nationwide ground stop. The fault affected communication with aircraft and radar feeds.
Published On 14 Nov 2026
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