MileagePlus members participating in this program may be eligible for expedited security screening at Atlanta, Boston, Charlotte, Chicago O'Hare, Cincinnati, Houston, Indianapolis, Los Angeles, Minneapolis-St. Paul, Portland, Ore., Reagan Washington National, and Seattle, in addition to Newark and Dulles. United customers can look forward to TSA PreCheck™ launching at additional airports throughout 2012. For more information on TSA PreCheck™, visit tsa.gov or united.com/tsaprescreening.About UnitedUnited Airlines and United Express operate an average of 5,574 flights a day to 377 airports on six continents from our hubs in Chicago, Cleveland, Denver, Guam, Houston, Los Angeles, New York/ Newark, San Francisco, Tokyo and Washington, D.C. In 2011, United carried more traffic than any other airline in the world, and operated more than two million flights carrying 142 million passengers. United is upgrading its cabins with more flat-bed seats in first and business class and more extra-legroom economy-class seating than any other airline in North America. United operates nearly 700 mainline aircraft and has orders for more than 270 new aircraft deliveries through 2022, including 50 Boeing 787 Dreamliners, 25 Airbus A350XWBs, and 100 Boeing 737 MAX 9 aircraft. United was rated the world's most admired airline on FORTUNE magazine's 2012 airline-industry list of the World's Most Admired Companies. Readers of Global Traveler magazine have voted United's MileagePlus program the best frequent flyer program for eight consecutive years. United is a founding member of Star Alliance, which provides service to 193 countries via 27 member airlines. More than 85,000 United employees reside in every U.S. state and in countries around the world. For more information, visit united.com or follow United on Twitter and Facebook. The common stock of United's parent, United Continental Holdings, Inc., is traded on the NYSE under the symbol UAL. SOURCE United Continental Holdings, Inc.