Security lines at Midway International Airport that are normally bustling stand nearly abandoned, Tuesday, Feb. 1, 2011, in Chicago. A winter storm moving across the Midwest has forced airlines to ... more 
Security lines at Midway International Airport that are normally bustling stand nearly abandoned, Tuesday, Feb. 1, 2011, in Chicago. A winter storm moving across the Midwest has forced airlines to cancel more than 1,200 flights at Chicago's two airports. Both Midway and O'Hare anticipate more cancellations as forecasters predict a hodge-podge of brutal winter weather over a third of the country. less 
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Associated Press | Photo By M. Spencer Green
Tue, Feb 1, 2011 5:38 PM EST