Of course the liberal will say that Christians also shoot people claiming to be the Messiah, and not to criticize Islam.
There's a guy here in Chattanooga that dresses up like Jesus and carries a 9' cross on his shoulder, complete with castoring wheel at the bottom end to ease his burden. He's been arrested several times for assaulting passers by that won't listen to him. I've seen him up close several times downtown. He's got a real "wild eyed" look, as if he's on drugs or something.....