A Kingsport Teen Accused Of Attacking A Family Member With A Knife Will Be Arraigned Soon In General Sessions Court. 19 Year Old Ethan Cayce Is Charged With Attempted First Degree Murder Following A Domestic Altercation Saturday At A Home On Anco Drive. The Unnamed Family Member Is Receiving Medical Care At A Local Hospital. Cayce Is Being Held On A $100,000 Bond.