They do, and it’s because he order them onto the battlefield, perhaps resulting in their death.
You and I can’t, because all he can do to us is drive us crazy, pizz us off, make us poor, and overall in a miserable state. And put us in a crappy mood.
But the relationship between an active soldier and the CIC is very specific. It’s literally life and death, which gives them standing. (of course, with Obamacare, who knows?)
They don't, and it's because the legal definition of standing requires an injury in fact that is real and immediate, not potential or conjectural. Saying that they can sue because they might be killed in battle is like saying I can sue an airline because their plane might crash with me on it.