The Marine Corps Marathon (MCM) holds a Celebration Concert with a performance by United We Sing at the Ronald Reagan Building, Washington, , Oct. 23, 2015. The event serves to kick off a festive 40th anniversary MCM celebration weekend. ( Marine Corps photo by Andrianna J. Daly /Released)

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Size: 4928px × 3280px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: camera, combat, comcam, conference, press, quantico, sing, st370, united, usmc, va