Runners in this year's Marine Corps Marathon pass through Rock Creek Park of Washington, D.C. This is the 27th running of "The People's Marathon" which began and ended at the Marine Corps Memorial in Arlington, Va. The marathon is a 26 mile, 385 yard USA Track and Field certified course through Arlington, Va.; the Georgetown section and other parts of the District of Columbia. U.S. Navy photo by Chief Photographer?s Mate Johnny Bivera.