Four men are charged in connection with the double murder of a young Knoxville couple who was carjacked on a date. A Knoxville police spokesman says all four suspects are being held on federal charges related to the deaths of Channon Christian, 21, and Christopher Newsom, 23. However, none of the four have been charged with the killings. click to enlarge All four men were arrested Thursday. They are: Lemaricus Davidson, 25, Eric DeWayne Boyd, Letalvis Cobbins, 24, and George Thomas. Lemaricus Davidson was in federal court in Knoxville Friday morning. He faces three charges in connection with the murders...