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Thumbs Up
Thumbs Up
A Marine with Fox Company, 2nd Battalion, 3rd Marine Regiment, puts his thumb up after he successfully donned and cleared his M50 Gas Mask during a simulated counterattack on Range 10, Nov. 8, 2014.
(U.S. Marine Corps photo by Lance Cpl. Brittney Vella/Released). Original public domain image from Flickr
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