While flights in the United States started resuming on Saturday following the longest nationwide ground stop in 25 years, more than 2,000 flights have been cancelled as airlines work to return to normal operations. Nearly 6,000 flights were cancelled on Friday, with the incident marking only the second time an alert to ground all flights had been issued in US airspace since the 9/11 attacks.
More than 2,000 flights were cancelled Saturday as airlines across the US worked to dig out from the longest nationwide ground stop in 25 years, which stranded passengers and forced professional and college sports teams to scramble for alternate transportation.
