Marines with Bravo Company, 1st Combat Engineer Battalion (1st CEB), throw a smoke grenade to mark a landing zone during Exercise Pioneer Express at Army Combat Support Training Center Fort Hunter Liggett, Calif., Sept. 2, 2015. The exercise serves as 1st CEB's Marine Corps Combat Readiness Evaluation, providing valuable feedback to aid in refining the battalion's tactical standard operating procedures. ( Marine Corps photo by Lance Cpl. Ryan Kierkegaard, 1st Marine Division Combat Camera/Released)

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Size: 5760px × 3840px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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