FILE - In this Wednesday, Nov. 21, 2012, file photo, travelers wait for their baggage at an American Airlines baggage claim at Chicago's O'Hare International Airport. A massive winter storm is disrupting travel plans for tens of thousands of fliers trying to get home after Christmas on Wednesday, Dec. 26, 2012. Snow, thunderstorms, sleet, tornados and high winds have grounded planes in the nation's midsection and are expected to slow operations on the East Coast. (AP Photo/Charles Rex Arbogast)

Associated Press
FILE - In this Wednesday, Nov. 21, 2012, file photo, travelers wait for their baggage at an American Airlines baggage claim at Chicago's O'Hare International Airport. A massive winter storm is disrupting travel plans for tens of thousands of fliers trying to get home after Christmas on Wednesday, Dec. 26, 2012. Snow, thunderstorms, sleet, tornados and high winds have grounded planes in the nation's midsection and are expected to slow operations on the East Coast.  (AP Photo/Charles Rex Arbogast)
FILE - In this Wednesday, Nov. 21, 2012, file photo, travelers wait for their baggage at an American Airlines baggage claim at Chicago's O'Hare International Airport. A massive winter storm is disrupting travel plans for tens of thousands of fliers trying to get home after Christmas on Wednesday, Dec. 26, 2012. Snow, thunderstorms, sleet, tornados and high winds have grounded planes in the nation's midsection and are expected to slow operations on the East Coast. (AP Photo/Charles Rex Arbogast)