Flights have been grounded as a major software outage linked to a Microsoft update wreaks havoc for businesses worldwide.
According to reports on social media, the network issue has impacted media organizations, banks, airlines and other industries.
Earlier in the day Frontier Airlines was among carriers experiencing problems, but it wasn’t clear if it was the same issue that impacted a wider swath of the business world Thursday night.
Medics also suggested patient records at major hospitals in New York and California may also be affected.
Downdetector reported a surge in outages involving companies including Microsoft, Amazon Web Services, and DNA site Ancestry.com.
Early on Friday Microsoft said an issue with its cloud services in the Central US region was resolved.
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