The Price of Good and Evil

We all do things we don't want to do. Wither it be right or wrong, we do it, no matter what. Ash has done something that will haunt him until the day he dies, and beyond. But as a soldier, he will learn to toss his morals out the window. I mean, what's more important? The lives of 2, who were gonna kill themselves? Or, the lives of 2000?