Article Photos: Snow in Midwest leaves some travelers scrambling 18/34

Chris Sauer shovels snow from her driveway during a winter snow storm in Oregon, Wis., Thursday, Dec. 20, 2012.  The first major snowstorm of the season began its slow eastward march across the Midwest early Thursday, creating treacherous driving conditions and threatening to disrupt some of the nation's busiest airports ahead of the holiday weekend.(AP Photo/Wisconsin State Journal,Amber Arnold.)