Politics: The Democratic Senate candidate from South Carolina is not a GOP dirty trick but an appropriate representative of a party detached from reality. An incoherent and off-the-wall empty suit, he is a perfect fit. Late Thursday night, the South Carolina Democratic Party's Executive Committee rejected a protest of the June 8 primary for U.S. Senate, in which Alvin Greene, who has a felony arrest for showing porn to college girls, defeated Vic Rawl, a former state representative and judge. Greene has been declared the party's legitimate nominee, much to the chagrin of MSNBC's Chris Matthews, whose leg no longer...