A Hawkins County murder suspect has been extradited back to the county and officially charged with first-degree murder. Randy Edwin Harr of Kingsport faces charges in connection with the death of 27 year old Christopher Varalli in March. Varalli was shot and poisoned with cyanide. Another suspect, Lisa Harr, Varalli's ex-wife turned herself into police on charges of tampering with evidence and hindering law enforcement officers. Randy Harr is being held without bond. (jb)