As Iowa looms, GOP wonders: Does Donald Trump have fans, or voters?
It’s the No. 1 question headed into the primary season: Does Donald Trump merely have fans, or does the national front-runner for the Republican presidential nomination have voters who will mobilize come Iowa caucus day? The definitive answer won’t arrive until first-to-vote Iowa heads to the polls on Feb. 1, but interviews with dozens of voters, political operatives, party leaders and campaign volunteers in the past week painted a mixed picture of Trump’s efforts to make sure they do. Even…