Former President Trump leading polls ahead of Republican primaries

Donald Trump is dominating the polls ahead of the Iowa caucuses, with a new 538 poll showing him more than 30 points ahead of his rivals. WATCH the ABC News Live Stream Here: https://www.youtube.com/watch?v=w_Ma8oQLmSM SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP Watch More on http://abcnews.go.com/ LIKE ABC News on FACEBOOK https://www.facebook.com/abcnews FOLLOW ABC News on TWITTER: https://twitter.com/abc #trump #polls #news #abcnews