Another reason to sack "The Army of One" crap and other feel good social engineering as well as coed training and begin background checks for anyone signing up for military service.
I never understood that. Just didn't get it this "one" thing. If these soldiers are found guilty, then yes, they deserve the death penalty.
No psychological test will allow you to state that your group recruits is free of the week individuals and freaks.
Soldiers raping and killing are as old as civilization but the difference between an army and a horde is how they get punished.