Assistant school principal among 4 arrested in cold case triple murder mystery in Georgia CBS NewsArrested McAdory Middle School assistant principal reportedly linked to Georgia triple homicide AL.comAssistant Middle School Principal Charged In Cold-Case Murder Of 3 HuffPostCold case where 3 killed in Clayton County solved 11 years later 11Alive.com WXIAMcAdory Middle School assistant principal arrested in connection with triple homicide case in Georgia WBRC