4 of 37: Ralph Wafer clears his driveway of snow outside his home Tuesday, Jan. 7, 2014, in St. Louis. As Missourians muddled through another frigid day Tuesday, the worst cold snap in nearly two decades was about to come to an end but many roads remained partly snow-covered two days after a winter storm dumped several inches of snow. (AP Photo/Jeff Roberson) ( Photo)

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