For Hopeful Democrats, South Dakota was Just a Mirage

South Dakota was Democrats last-minute hope for a surprise win. Things haven't worked out exactly how they planned.

Former South Dakota Gov. Mike Rounds waves to motorists on the corner of 26th and Minnesota as they pass by on their way to work, as he campaigns during the state's primary election Tuesday, June 3, 2014, in Sioux Falls, S.D. Rounds is seeking the Republican nomination for the U.S. Senate in South Dakota.

Photographer: Dave Eggen/AP Photos

Remember when South Dakota was a purple state on the cusp of flipping to Democratic control? 

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