CHICAGO, ILLINOIS (KWWL) -- John Wayne Gacy, Junior was found guilty of murdering 33 men and boys March 12, 1980.
Gacy, known also as "the clown killer" because he would throw parties dressed as a clown, was convicted by a Chicago jury. He was later sentenced to serve 12 death sentences and 21 natural life sentences. He died by lethal injection May 10, 1994 in Illinois.
Gacy had at one time lived and worked in Waterloo. He worked at a KFC and was a member of the Jaycees. His time in Waterloo ended after being convicted of sodomy and sentenced to prison. Gacy returned to Illinois after being released early on good behavior.