"The party faithful supported the establishment's choices in 2008 and 2012," he said, alluding to Sen. John McCain and former Massachusetts Gov. Mitt Romney.
Donald Trump on track to win GOP nomination on first ballot, delegate analysis finds →
"Delegates awarded to suspended candidacies will find themselves in no-man's land, because their candidate will not be nominated," Mr. Pullen said. "Therefore, they will not be able to vote for him or her."
Donald Trump's Arizona win gives Ted Cruz slim GOP nomination chance →
