FBI officials say a California inmate who claims to have killed more than 90 women is the most prolific serial killer in U.S. history.

FBI officials say a California inmate who claims to have killed more than 90 women is the most prolific serial killer in U.S. history. https://t.co/sZMgVEbMhL

— Chicago Tribune (@chicagotribune) October 7, 2019