I think there was an old expression in Louisiana politics - you’ll never topple him unless you catch him with a dead girl or a live boy. I guess those days are long gone.
Only if he's a Republican. Didn't hurt the Massachusetts perverts, the late Gerry Studds and, of course, Bwaney Fwank, who could sodomize a goat on the steps of the U.S. Capitol, and his constituents would still vote him back in.