US flight outage live updates: FAA grounds thousands of flights as Trump administration looks for cause of nationwide delays

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Key context: <p>Sean Duffy says technicians from Federal Aviation Administration are investigating; Trump’s homeland security secretary says ‘no indication as of yet’ of cyberattack</p><ul><li><p><a href="https://www.theguardian.com/world/2026/nov/13/faa-nationwide-ground-stop-flights">FAA issues nationwide ground-stop order, delaying or canceling nearly 7,000 flights</a></p></li><li><p><a href="https://www.theguardian.com/news/2026/feb/17/sign-up-for-the-breaking-news-us-email-to-get-newsletter-alerts-direct-to-your-inbox?utm_medium=ACQUISITIONS_STANDFIRST&amp;utm_campaign=BN22326&amp;utm_content=signup&amp;utm_term=standfirst&amp;utm_source=GUARDIAN_WEB">Sign up for the Breaking News US email</a></p></li></ul><p><strong>In other tech-related news, the Microsoft outage is still going. </strong>The longest in the company’s history. My colleagues are covering the latest and how it’s affecting millions and pretty much every industry …</p><p>As I noted earlier, the calls for Howard Lutnick to appear before lawmakers on Capitol Hill have been answered.</p> <a href="https://www.theguardian.com/us-news/live/2026/nov/13/us-politics-latest-news-updates-democrats-republicans-donald-trump-van-hollen-chuck-schumer">Continue reading...</a> This development from The Guardian highlights ongoing changes in the sector.