While holiday travelers passed through Baltimore-Washington International Thurgood Marshall Airport, it's what they couldn't see that's truly exciting, WBAL-TV 11 News reporter Lowell Melser observed... more 
While holiday travelers passed through Baltimore-Washington International Thurgood Marshall Airport, it's what they couldn't see that's truly exciting, WBAL-TV 11 News reporter Lowell Melser observed in an exclusive tour. less 
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Mon, Nov 26, 2012 9:56 AM EST