In 2007, Richard began obtaining problems strolling thanks to sciatica in his remaining leg, requiring him to use crutches. Gacy informed police that the motive he disposed of the bodies in the river was for the reason that he ran out of home in his crawl place and for the reason that he experienced been enduring back difficulties from digging the graves. Also, on December twenty eighth, police taken off from the Des Plaines River the entire body of James "Mojo" Mazzara, who continue to had his underwear lodged in his throat. The coroner said that the underwear stuffed down the victim's throat had prompted Mazzara to suffocate. Mazzara was the 20-ninth target of Gacys to be discovered, nevertheless it would not be the past. At the time of the discovery police had been not nevertheless aware of Gacys horrible crimes and the circumstance was even now below investigation. Death Count On Friday, December 22, 1978, Gacy at last confessed to police that he killed at least 30 folks and buried most of the stays of the victims beneath the crawl house of his home.