Doctors say there's no link to Aimee Copeland case
                                
                                
                                    (Newser) -
                                    Doctors are still insisting there's no connection, but a third person in the Southeast is now fighting flesh-eating bacteria. "I just started feeling very sick," Bobby Vaughn, 33, tells  WXIA Atlanta . "I was throwing up and had a backache. I just thought it was a little...