Republican presidential candidate Sen. Ted Cruz, R-Texas speaks to a supporter during a campaign event, Saturday in Ames, Iowa.
Republican presidential candidate Sen. Ted Cruz, R-Texas speaks to a supporter during a campaign event, Saturday in Ames, Iowa. Mary Altaffer AP
Republican presidential candidate Sen. Ted Cruz, R-Texas speaks to a supporter during a campaign event, Saturday in Ames, Iowa. Mary Altaffer AP

Trump, Clinton lead new Iowa caucus poll but races remain volatile

January 30, 2016 07:12 PM