The other two not in the pic doesn't change it's fakeness. If anyone gets hit by the recoil of an artillery piece, he makes a distinctive sound (even if it's just the hollow sound of his chest cavity) and is immediately attended to by everyone around him, regardless of military ways.
The guy in the foreground immediately turns and looks at where the injured soldier is, but does nothing.
Yet again, it screams:
[size=12]FAKE![/size]