Long Island Serial Killer with Ret. NYPD Homicide Sgt. Bill Cannon

Rex Heuermann new revelations with Ret. Sgt Bill Cannon

Science & DNA: Rex Heuermann LISK case & more - Sgt. Bill Cannon explains

They found the kidnapper's glove then buried it #criminallyobsessed #investigation

Confessional: Bill Cannon

Private DNA Testing Won't Help Your Case #criminallaw #dna #shorts

Retired NYPD Sergeant Bill Cannon reaction to Howard Blum on Idaho Four case, watch the full episode