On Tuesday, the federal prosecutors dismissed all charges against Mississippi Elvis impersonator Paul Kevin Curtis in the case of ricin-tainted letters that were sent to President Barack Obama and other officials. After he was released from jail, Curtis and his attorneys held a gonzo press conference outside the federal courthouse in Oxford that included allusions to their theory that he was framed by another man, a promise of mass foot massages, and the tale of a dog named "Moo Cow." Curtis kicked off the press conference by saying he spent the time since his arrest last Wednesday in a "state of overwhelm" while "staring at four grey walls ...