Yes they are, but to play it safe, wait to deal with them the very last as they can easily destroy your group. As for charlie I believe in that part of the story, he turns zombie and your forced to kill him after dealing with the looter group job he gives you.
tgbowman
Terry joined
What could I write thats not in the profile? I've got it! I'm a bit of an odd ball. Very quite most of the time.