2nd Lt. Kevin Roy, combat engineer officer with Engineer Company, Detachment Bravo, Marine Wing Support Squadron 473, 4th Marine Aircraft Wing, Marine Forces Reserve, speaks to combat engineer Marines about improving obstacle effectiveness during exercise Maple Flag 50, May 28, 2017. Maple Flag is an annual, international military training event that maintains the alliance with Canadian and multinational air and ground forces.

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Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
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Keywords: 4th, 50, flag, forces, maple, mapleflag, marine, maw, mwss-473, reserve, usmc