Credit: BALTIMORE - DECEMBER 28: Passengers navigate the maze of stantions on their way to a Transportation Security Administration screening area at Baltimore Washington International Airport December 28, 2009 in Baltimore, Maryland. A passenger was detained after flying yesterday evening from BWI to New York La Guardia Airport with a 4-inch-long firework. Security measures have been heightened at airports after a Nigerian man attempted a terrorist attack on a Northwest Airlines flight on Christmas Day in Detroit. (Photo by Chip Somodevilla/Getty Images)
BWI sets passenger record in 2015
