Group Trump Cites Has Been Whipping Up Extreme Anti-Muslim Fervor For Years

...Trump cited a poll by the Center for Security Policy to argue that "the hatred is beyond comprehension" and that "until we are able to determine and understand this problem and the dangerous threat it poses, our country cannot be the victims of horrendous attacks by people that believe only in Jihad."...
http://talkingpointsmemo.com/muckraker/trump-muslim-frank-gaffney