Making the rounds:  Scott Walker speaks during a luncheon in Columbia, S.C.
Making the rounds: Scott Walker speaks during a luncheon in Columbia, S.C. Gerry Melendez TNS
Making the rounds: Scott Walker speaks during a luncheon in Columbia, S.C. Gerry Melendez TNS

Meet Wisconsin Gov. Scott Walker, the conservative threat to Jeb Bush

March 29, 2015 10:40 PM