REVISITING “DRED SCOTT”Timeline of a political goof. The Repubs overreach on the 14th Amendment, then backpedal furiouslyhttp://www.talkingpointsmemo.com/archives/2010/08/mcconnell_makes_his_choice.phpSenate Minority Leader Mitch McConnell (R-KY) has come out in support of congressional hearings into the matter of whether the US Constitution grants citizenship to every person born in the United