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FILE - In this Nov. 6, 2018, file photo, Sen. Amy Klobuchar waves to supporters after winning re-election during the Democratic election night party in St. Paul, Minn. Klobuchar will be in Iowa on Saturday, Dec. 1, 2018. As potential Democratic White House hopefuls begin making trips to Iowa, the party will have to decide whether a pragmatist has a better chance to take the White House than someone with a more inspirational personal story. (AP Photo/Hannah Foslien, File)