Edited sentence: 12 of these known victims were killed between 1977 and 1989.As of yet, there have been no attempts to tie him to killings in the Los Angeles area during that time or any later time, and it is assumed that he stopped killing in 1993.On May 29, 1991, he was married in Las Vegas, Nevada, after which he and his wife moved to Los Angeles, California for over a year.Shortly after his return to Missouri, he murdered his 13th known victim