A Johnson City Teen Accused Of Killing His Mother Will Appear In Washington County Criminal Court Today. 18 Year Old Codey Miller’s Charged With First Degree Murder, Felony Murder, And Abuse Of A Corpse. He’s Accused Of Killing His Mother, Sherry Cooper, And Then Sexually Abusing Her Corpse. Cooper’s Body Was Found Stuffed In A Trash Can Next To Her Apartment. He Remains Jailed Without Bond.