In December 1978, Gacy meets Robert Jerome Piest, a 15-year old kid working at a drug store and extends to him an employment opportunity at Gacy's firm. Piest educates his mom regarding this and neglects to restore that night. The Piest family records a missing individual's report and the drug specialist educates police that Gacy would in all likelihood be the man that Jerome addressed about work. When addressed by the police, Gacy denied any contribution in Piest's vanishing. Be that as it may, the police were not persuaded, and Gacy's history of sexual maltreatment and battery provoked the police to look through his home. Among the things found at Gacy's home were a 1975 secondary school class ring with the initials J.A.S., various driver's licenses, cuffs, attire that was unreasonably little for Gacy, and a receipt for the drug store that Piest had worked at. Through the span of the following hardly any days, agents got numerous calls and tips about Gacy's rapes and the baffling vanishings of Gacy's representatives. The class ring was in the long run followed back to John A. Szyc, one of Gacy's exploited people in 1977. Futhermore, after inspecting Gacy's vehicle, specialists found a little bunch of strands taking after human hair, which were sent to the labs for further examination. That equivalent night, search hounds were utilized to distinguish any hint of Piest in Gacy's vehicle, and one of the pooches demonstrated that Piest had, truth be told, been available in the vehicle.
On December 20, 1977, under the pressure of steady police reconnaissance and examination, Gacy admits to more than 30 killings and illuminates his legal advisor and companion where the bodies were covered, both in the creep space and the stream. 26 exploited people were found in the slither space and 4 in the waterway. Gacy is captured, indicted for 33 killings, and condemned to death by deadly infusion. He endeavored a madness supplication yet was denied, and was executed on May 10, 1994.
There were a few legal markers that examiners used to attach Gacy to the homicides. A portion of these include fiber examination, dental and radiology records, utilizing the decay p
