A Kingsport Man Accused In The Death Of A Four Year Old Girl In 2018 Has Had A Trial Date Set In Sullivan County Criminal Court. Cody Webb Is Charged With First Degree Murder, Aggravated Child Abuse And Aggravated Child Neglect In The Death Of Addyson Cain At A Home In Colonial Heights. Dr. John Kenney Reversed His Earlier Testimony That A Bite Mark Analysis On Cain Matched Webb. A Judge Ruled, Dr. Kenney Will Not Be Allowed To Testify At Webb’s Trial. Webb Is Set To Stand Trial On August 15th.