police sergeant, immediately began searching for Robert when he heard that his son was missing. Although a full-scale investigation was mounted for his son, Robert was nowhere to be found.

More than a year later another young man named Robert Piest would vanish mysteriously. The investigation into his disappearance would lead to not only the discovery of his body but the bodies of Butkovich, Bonnin, Carroll, Szyc, Gilroy and twenty-seven other young men who had suffered similar fates. It would be a discovery that would rock the foundations of Chicago and shock all of America. Robert Piest was only fifteen when he disappeared from just outside the pharmacy where he had worked just minutes earlier. His mother, who had come to pick him up from work, had been waitinginside the pharmacy for Robert, who had said hed be right back after talking with a contractor who had offered him a job. Yet, Robert never returned. His mother began to worry as time passed. Eventually her worry turned to dread. She searched the pharmacy area outside and inside and still Robert was nowhere to be found. Three hours after Robert's disappearance, the Des Plaines Police Department was notified. Lieutenant Joseph Kozenczak led the investigation.

Soon after learning the name of the contractor who had offered the job to Piest, Lt. Kozenczak knocked at the mans door. When Gacy answered, the lieutenant told him about the missing boy and asked Gacy to go with him to the police station for questioning. Gacy said he was unable to leave his