A Johnson City Man Accused In A Triple Homicide Has Been Arraigned In Washington County Tennessee Criminal Court. 33 Year Old Derrick Sells Is Charged With Three Counts Of First Degree Murder, Three Counts Of Felony Murder, Especially Aggravated Robbery And Aggravated Child Abuse/Neglect In The Deaths Of Robert And Kyanna Vaughn And The Woman’s Unborn Child. No Motions Have Been Filed In The Case, But Are Expected Once The Attorneys Have All The State’s Evidence. Sells’ Next Hearing Is Set For July 26th. He Remains Held On A One Million Dollars Bond.