I'm sorry, but if my children were being left home alone all night, I wouldn't wait for something "to run out of steam."
I would address it. Immediately.
Puppy
I agree, Pup.
SoldierDad ~ Document! Document! Document! Short of asking your boys what's going on, document what you can glean from what they float your way. This matters. You'll want her to know, at some point, that this won't stand and it will be your proof...and you may need it legally later, too.
Greek
Me45 H46 T25 M22 S21 & 19 D13 Separated and filed 8/08 Moved home 11/08