Looking critically at the picture you will see it looks more like a pose judging by the reaction of everyone in that vicinity.
But imagining this was a true life event, and the Corper actually did that, that would have been pure grabbing of one's balls.S Some said he must have taken something or better still, smoked something that makes him the most high.
We are all aware of how ruthless a soldier is outside unform, not to talk of fully clothed. That man would have been beaten blue-black.