Leading Off ● SC-01: In a must-read piece, Politico's Tim Alberta checks in with South Carolina GOP Rep. Mark Sanford, our favorite real estate developer-turned political neophyte-turned congressman-turned governor-turned national conservative hero-turned national punch line-turned censured but not impeached governor-turned disgraced former governor-turned comeback seeker-turned guy who was about to lose a safely red seat-turned guy who beat Stephen Colbert's sister-turned congressman-turned Trump skeptic.