Article Photos: Snow in Midwest leaves some travelers scrambling 23/34

Snow clearing crews in Pine Island, Minn were out early trying to clear roads before morning commuters headed to work on 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/The Rochester Post-Bulletin, Jerry Olson)