Investigators have said they found other women who had been killed and dumped with Kibbe's trademark of cutting his victims’ clothing in odd patterns. They would buy him an egg McMuffin and a Coke for breakfast, another Coke and a hamburger and fries for lunch, Vito Bertocchini, a retired San Joaquin County sheriff’s detective and district attorney’s investigator, told The Sacramento Bee.īertocchini spent nearly two decades pursuing Kibbe and thinks he must have killed others during the 10-year gap between his first and last known slayings. Investigators secretly took him on multiple field trips from prison with the hope that he would reveal the whereabouts of more victims. Kibbe was serving multiple life terms for the slayings when he was killed.Īuthorities said they never stopped trying to prove that he was responsible for even more deaths. Investigators said then that they suspected him in other similar slayings.īut it wasn't until 2009 that a San Joaquin County District Attorney’s Office investigator used new developments in evidence to connect him to six additional slayings in multiple Northern California counties, with several victims found alongside Interstate 5 or other highways in 1986. Her nearly nude body was found west of South Lake Tahoe below Echo Summit in September 1987. He was initially convicted in 1991 of strangling Darcine Frackenpohl, a 17-year-old who had run away from her home in Seattle. No charges have been filed in the death of Kibbe, a former suburban Sacramento furniture maker whose brother was a law enforcement officer. An autopsy showed Kibbe had been manually strangled, the Amador County Sheriff’s Office said, calling the death a homicide.