FILE - This June 3, 2014 file photo shows Iowa Republican Senate candidate Joni Ernst speaking in Des Moines, Iowa. Ernst has returned from two weeks of training with the Iowa National Guard to a ... more 
FILE - This June 3, 2014 file photo shows Iowa Republican Senate candidate Joni Ernst speaking in Des Moines, Iowa. Ernst has returned from two weeks of training with the Iowa National Guard to a midterm election race against Democrat Bruce Braley that has become a competitive contest in the battle for Senate control. (AP Photo/Charlie Neibergall, File) less 
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Associated Press | Photo By Charlie Neibergall, File
Mon, Jul 28, 2014 3:15 PM EDT