Participants run during the 42nd annual running of

Participants run during the 42nd annual running of the Marine Corps Marathon, traveling on a monumental course through Washington, D.C. and finishing at the Marine Corps War Memorial, Arlington, Va., Oct. 22, 2017. Also known as "The People's Marathon," the 26.2 mile race drew roughly 30,000 participants to promote physical fitness, generate goodwill in the community, and showcase the organizational skills of the Marine Corps. (U.S. Marine Corps photo by Lance Cpl. Cristian L. Ricardo)