Transport providers, businesses, hospitals and governments on Saturday are rushing to get all their systems back online after long disruptions following a widespread technology outage.
The biggest continuing effect has been on air travel. Carriers canceled thousands of flights on Friday and now have many of their planes and crews in the wrong place, while airports facing continued problems with check-in and security. On Saturday around 10:30 p.m. EDT, flight-tracking service FlightAware listed more than 33,000 total flight delays on its website, and more than 2,700 cancellations.
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