In the final stretch of the Iowa campaign season, Sen. Amy Klobuchar (D-MN) has settled on amplifying her winning track record as her closing pitch to the state’s Democratic caucus-goers. In speeches and conversations with voters, she turns her past electoral successes into a series of perfectly polished, potentially persuasive speaking moments as often as possible.
Tuesday night’s Democratic debate in Des Moines, the last chance for six presidential candidates...