TOONE, Tenn. (AP) — A sixth person has been arrested in connection with the fatal shooting of a father and son in Tennessee. The Tennessee Bureau of Investigation said Monday that 30-year-old Christopher Jeremiah Armour has been charged with conspiracy to commit first degree murder in the shooting deaths of Joe Robertson and his 13-year-old son Javarrie. Their bodies were found in October 2016 in a home in the small, rural town of Toone, about 65 miles east of Memphis.