Blizzard Warnings and Travel Shutdowns Trap Millions at Home
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New York City officials have warned the storm could rank among the city's worst in 150 years as several states across the US declared states of emergency. Follow for the latest updates.
The National Weather Service announced extreme winter storm warnings for six states as three feet of snow loom.
Forecasters warned that dangerous extra-cold conditions will persist for a huge swath of the U.S. from the Gulf Coast into New England.