The Trial Of An Abingdon Virginia Woman Accused Of Killing Her Husband’s Former Wife In Florida While Dressed As A Clown, Has Had Her Trial Reset. Sheila Keen-Warren Was Set To Go To Trial October 21St But Was Postponed After A File Was Discovered About Other Clown Sightings At The Time This Incident Took Place. Keen-Warren Is Charged With First Degree Murder In The 1990 Shooting Death Of Marlene Warren. She And Her Husband Owned The Purple Cow Restaurant In Kingsport For Several Years. Keen-Warren Has A Motions Hearing Set For October 21St.