WEST DES MOINES – By almost every measure, 2014 was a banner year for the Polk County Republican Party. Although Democrats held an active voter registration edge of more than 20,000 in the state’s largest county on Election Day, several Republican candidates overcame that deficit. The Polk GOP invested significant resources and effort to make that happen. “We stayed the course, knocked the doors, chased the absentee ballots, registered new voters and at the end of the day, it was all worth it when we saw Joni Ernst, David Young and all of our Republican candidates that won on the...