November 2, 2012 (PLYMOUTH) _ Former U-S Attorney Michael Sullivan is endorsing the Republican candidate in the Plymouth-Barnstable state senate race. Sullivan calls Tom Keyes of Sandwich a person of integrity who will honorably serve the people of the district. The former U-S attorney says Keyes’ integrity and ethics is (quote) “the right medicine at the right time.” Keyes – a former Ssandwich selectmen and member of the Assembly of Delegates is running against Democratic State Senate President Therese Murray.