Richard Ramirez, the rapist/serial killer known as the "Night Stalker", has died while on death row of natural causes. Ramirez is one of the most notable serial killers in America, terrorizing Los Angeles throughout the 1980’s. His crime spree started in 1984, when he raped and murdered a 79 year old woman. It was the beginning of a rape and murder spree that lasted 14 months, raping and murdering 13 people and leaving satanic pentagrams on the bodies.