The United States has been hit by a powerful winter storm, with nearly 4,400 domestic and international flights canceled as the storm brought heavy snow and winds.
The country was forced to cancel flights on Thursday and Friday due to the storm. Of these, more than 2,100 flights were canceled on Friday.
The US National Weather Service said temperatures could drop even further due to a severe cold snap that began Thursday, forcing authorities to cancel more than 4,000 flights.
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