By Gillian Flaccus and Christopher Weber
A dangerous Arctic blast will continue sweeping across the U.S. and prolong a bitter cold that has set record-low temperatures in parts of the country and threatens to further disrupt daily life, including an NFL playoff game and the first-in-the-nation presidential nominating contest in Iowa
Source: Arctic freeze continues to blast huge swaths of the US with sub-zero temperatures
Category: Americas, World
