SIOUX FALLS, S.D. (AP) — Jean Rounds, the wife of Republican Sen. Mike Rounds of South Dakota, died Tuesday following a battle with cancer. She was 65... Mike Rounds, who previously served as South Dakota’s governor, won a second Senate term last year while his wife was undergoing treatment. He said in a statement that she died Tuesday morning. As South Dakota’s first lady from 2003 to 2011, Jean Rounds advocated for childhood literacy through the “Reach out and Read” program and promoted awareness of women’s heart health. She also led the design of the governor’s mansion that was completed...