Iowa Republican Senate candidate Joni Ernst, May 30, 2014, in Cedar Rapids, Iowa.
Iowa Republican Senate candidate Joni Ernst, May 30, 2014, in Cedar Rapids, Iowa. AP
Iowa Republican Senate candidate Joni Ernst, May 30, 2014, in Cedar Rapids, Iowa. AP

Rubio heads to Iowa in bid to help Senate candidate Joni Ernst

June 02, 2014 12:25 PM