DES MOINES — While Donald Trump and Ted Cruz lead in the polls, Marco Rubio is the pick of caucus-goers on the campus of Drake University. The Washington Examiner dropped in on one caucus site to gauge voter sentiment. Here’s what we found. Recommended Stories World Cup tourists show that America is worth celebrating: Joe Concha Obama describes post-presidency life as ‘player to coach’ Progressive groups launch anti-Schumer billboard campaign in Washington Advertisement