The Johnson City Police Department Will Be Able To Dispose Of Evidence From A 1999 Double Slaying. The Reason, The Defendant, Walter Shell Is Dead. He Died Within The Past Two Years After Being Confined To A State Mental Institution. He Was Accused Of Killing Attorney John Goodin And Former City Judge Paul Trey Keyser Iii At An Office In Downtown Johnson City. Judge Lisa Rice Signed The Destruction Order.