'South Dakota is a Purple State,' Says Former GOP Shoo-in

Mike Rounds, the one-time sure-thing to end the Democratic Party's control of a Senate seat, is now in a four-way fight.

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

SIOUX FALLS, S.D. — Mike Rounds wasn't even supposed to be here today. The local Rotary Club had scheduled a Senate candidate forum, and initially, the two-term Republican governor had planned to be at the Rosebud Indian Reservation, hours away, for the commemoration of Native American Day. (For 25 years, South Dakota has observed this holiday when most of the nation remembers Christopher Columbus.)

To continue reading this article you must be a Bloomberg Professional Service Subscriber.