Making one final push for votes. Many of the races are tight and the candidates realized how important every vote is. It starts at 7 00 local time, 8 00 our time. Abc s lana zak is live in iowa this noon with our top story. Lana happy caucus day. We are hours away from iowans their nominee for president , the nation. After some 1500 rallies clinton and bush. Lana and 33 million spent, it is decision time in iowa. A new quinnipiac poll has donald trump widening his iowa league. Mr. Trump you have to be a little bit nervous, and i like to win and i want to win for the country. Lana one third of likely caucusgoers say they are undecided or may still change their mind. Since has been sliding for calls and is being criticized for sending out this mailer, stamped voter violation, many today saying it is deceptive. Marco rubio is hot on the campaign trail today trying to lure voters away from the 10 other republican candidates. Senator rubio someone going to a caucus site and there is a candi