Freezing temperatures threaten turnout for Iowa caucus

Donald Trump has cancelled a number of campaign stops in Iowa, ahead of the caucuses on Monday. The snow has eased off but record cold temperatures are threatening turn out. Iowa voters will be the first in the nation to cast a ballot to decide who will be the Republican nominee for president. Several candidates have cancelled or postponed their events, citing travel safety as a concern. This year, candidates have been working hard to unseat Donald Trump’s dominance in the field.