Children are seen enjoying the snow in Washington Square Park

Children are seen enjoying the snow in Washington Square Park during a winter storm on December 17, 2020 in New York, the morning after a powerful winter storm hit the US northeastern states. - A major snowstorm hit the US east coast during Thursday's early hours, creating extra challenges in the midst of a coronavirus pandemic and a mass vaccination rollout taking place across the region.The winter storm, moving over New York, Pennsylvania and other northeastern states, leaves millions facing more than a foot of snow a week before Christmas, potentially disrupting coronavirus testing and delaying holiday deliveries. It also left more than 60 million people under bad weather warnings from Maine to South Carolina.