Former South Dakota Gov. Mike Rounds smiles Thursday, Nov. 29, 2012, in Pierre, S.D., at a press conference where he announced he will run for the U.S. Senate in 2012. (AP Photo/Chet B

 

              Former South Dakota Gov. Mike Rounds smiles Thursday, Nov. 29, 2012, in Pierre, S.D., at a press conference where he announced he will run for the U.S. Senate in 2012.  (AP Photo/Chet B
Former South Dakota Gov. Mike Rounds smiles Thursday, Nov. 29, 2012, in Pierre, S.D., at a press conference where he announced he will run for the U.S. Senate in 2012. (AP Photo/Chet Brokaw)