Anger Over Debate Fills Iowa Republican Forum

With 10 Republican presidential candidates together at a forum on Saturday, three days after their raucous debate in Colorado, several took shots at their new common enemy: the debate moderators, eliciting loud applause from hundreds of Iowa voters.

“What a train wreck,” said former Gov. Mike Huckabee of Arkansas, complaining of “ridiculous” questions aimed at turning candidates on one another.

Speaking on Halloween, Senator Ted Cruz of Texas accused the CNBC moderators of demanding of each candidate, “Are you more of a ghoul or a goblin?”

Mr. Cruz offered what...