Illinois' 'Lipstick Killer' dead at 83 CHICAGO, March 6 (UPI) -- William Heirens, the 1940s "Lipstick Killer," and Illinois' longest serving prisoner has died, prison officials said. Heirens, 83, was found unresponsive in his cell at Dixon Correctional Center Monday and taken to the University of Illinois at Chicago Medical Center where he was pronounced dead at 8:45 p.m. An autopsy was scheduled Tuesday, the Chicago Tribune reported. Heirens confessed to the murders of two women in the 1940s, as well as the strangling of 6-year-old Suzanne Degnan. On a wall in one victim's apartment, he scrawled in red lipstick: "For heaven's sake, catch me before I kill more. I cannot control myself. Heirens was denied parole over 24 times. In addition to murder, he was later convicted of robbery, 25 burglaries and assault to kill an officer of the law.