Passengers bound for South Korea wait to board a United Airlines 747-400, the first Boeing 747 entering service in the new United livery, at San Francisco International Airport in San Francisco, ... more 
Passengers bound for South Korea wait to board a United Airlines 747-400, the first Boeing 747 entering service in the new United livery, at San Francisco International Airport in San Francisco, Wednesday, Feb. 23, 2011. With the recent addition of the 747-400, at least one plane in each United mainline fleet has been painted in the new livery following the merger with Continental Airlines in October of last year. less 
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Associated Press | Photo By Eric Risberg
Fri, Feb 25, 2011 2:02 PM EST