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"Arctic air gripping a 1,400-mile swath of the U.S. from the Northern Plains to the East Coast has plunged temperatures brutally low, meteorologists said."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Top_News/US/2013/01/24/Arctic-air-grips-Midwest-to-East-Coast/UPI-59421359009976/>