Originally Posted by Davey

Lucky me, I took a vacation day so I was here when it happened. I noticed the light was off on the security system and it said it was on battery power (it was plugged into the bottom receptacle of that outlet, the one that is not burned up).

The plug/outlet was hot as hell. You can't see it in the picture, but the slot for the prong on that outlet that appears very dark is actually a hole about 1/4" in diameter.