Re: The Walking Dead Season 2 Discussion *Spoilers*
I'm pretty sure Rick shot the fat guy in the head to put him out of his misery. I'd have to watch the scene again to be 100%, but I'm quite sure he was moaning or gargling on the floor, and Rick walked over and finished him off with a headshot.
"As a species we're fundamentally insane. Put more than two of us in a room, we pick sides and start dreaming up reasons to kill one another. Why do you think we invented politics and religion?" - Ollie, The Mist