AN ELIZABETHTON MAN ACCUSED OF KILLING AN ELDERLY JOHNSON CITY MAN HAS ENTERED A NOT GUILTY PLEA IN WASHINGTON COUNTY TENNESSEE CRIMINAL COURT. 29 YEAR OLD ROGER GREENWELL IS CHARGED WITH FIRST DEGREE MURDER IN THE BEATING DEATH OF 67 YEAR OLD ROBERT PETERSON WHOSE BODY WAS FOUND ON THE FLOOR OF HIS KENTUCKY STREET APARTMENT IN MAY OF 2006. AUTHORITIES SAY HE DIED FROM BLUNT FORCE TRAUMA TO THE HEAD. GREENWELL HAS A TRIAL DATE SET FOR APRIL 14TH OF NEXT YEAR.