The Former Operator Of The Purple Cow Restaurant In Kingsport Who Is Charged In The West Palm Beach Florida “Killer Clown” Case Made A Court Appearance For A Status Hearing Early This Week. 54 Year Old Sheila Warren Was Taken Into Custody In Washington County Virginia In 2017 After Investigators In Florida Linked DNA Evidence To Her In The Shooting Death Of Marlene Warren. State Prosecutors Say They Are Ready To Go To Trial In November, While Warren’s Attorney Says The Processing Of Old Evidence Is Hindering Their Efforts.