Iowa Caucuses: What to Know With Less Than a Week to Go Donald Trump leads the polls by more than 30 points. Author: LISA LERER Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)MoreClick to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)Advertisements{ "slotId": "6845006044", "unitType": "responsive", "resize": "auto" }