Killer Unknown

Experienced homicide detectives and specialized experts comprise the cold case task force of the Tulsa County Sheriff's Office, which examines more than 30 unsolved cases that continue to haunt the Oklahoma community. Their ultimate goal is finding answers and justice for victims and their families, and this series follows active investigations in real time. Led by retired Tulsa police sergeant Mike Huff, the task force focuses its resources on cases with the highest probability of being solved with fresh new leads and modern forensic technologies.