Rich Accordino, left, and Juan Perez-Wheeler remove a sign with the old Continental Airlines logo to reveal the new United Airlines logo featuring Continental's blue globe at a ticket counter at ... more 
Rich Accordino, left, and Juan Perez-Wheeler remove a sign with the old Continental Airlines logo to reveal the new United Airlines logo featuring Continental's blue globe at a ticket counter at O'Hare International Airport, Tuesday, May 17, 2011. In addition to changing the signage at O'Hare Airport, the merging airlines will combine check-in kiosks at 83 airports Wednesday allowing travelers to check in for flights on either airline. less 
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Associated Press | Photo By Brian Kersey
Wed, May 18, 2011 4:44 AM EDT