Patrons and retired Marines share stories and information on Marine Corps traditions at a traveling display at Chicago O'Hare International Airport May 13, 2009. The exhibit was placed in the airport's high traffic areas as part of an informative and interactive part of Marine Week Chicago. (U.S. Marine Corps photo by Cpl. Seth Maggard/Released) - Patrons and retired Marines share stories and information on Marine Corps traditions at a traveling display at Chicago O'Hare International Airport May 13, 2009. The exhibit was placed in the airport's high traffic areas as part of an informative and interactive part of Marine Week Chicago. (U.S. Marine Corps photo by Cpl. Seth Maggard/Released)