Lori Vallow convicted on all counts in her murder trial. Vallow was accused in the deaths of two of her children, Tylee and JJ.  As she awaits her sentencing comes word that Vallow will be extradited from Idaho to Arizona too face a third murder charge over the death of her ex-husband.  Charles Vallow is her fourth husband.  Lori Vallow's brother Alex Cox,  fired the fatal shot that killed the man who adopted JJ Vallow.   
Nancy Grace talks with Sheryl McCollum- Cold Case Investigative Research Institute Founder, ColdCaseCrimes.org, Host of new podcast: Zone 7. See omnystudio.com/listener for privacy information.