BUH-BYE!Scandals Great and Smallhttp://www.nytimes.com/2011/04/22/us/politics/22ensign.htmlSenator John Ensign of Nevada, the subject of an ethics investigation related to his affair with the wife of a former top aide, announced Thursday evening that he was resigning, effectively ending the high-profile Senate inquiry that had already ruined his once-promising political career. . .More: http://