Albert DeSalvo F. Conley said he expected investigators to find an exact match when the evidence is compared with his DNA. On July 19, 2013, Suffolk County DA Daniel F. Conley, Mass. Attorney General Martha Coakley and Boston Police Commissioner Edward F. Davis announced that DNA test results proved DeSalvo was the source of seminal fluid recovered at the scene of Sullivan's 1964 murder. Though DeSalvo was conclusively linked to Mary Sullivan's murder, doubts remain as to whether he committed all of the Boston Strangler homicides — and whether another killer could still be at large. When he confessed, people who knew
Yevgeny Petrov (serial killer) suicide in his cell. The parents of his victims demaned the death penalty, and the father of one of them offered that Petrov be extradited to them. Yevgeny Petrov (serial killer) Yevgeny Nikolaevich Petrov (born December 17, 1975 in Novouralsk, Sverdlovsk Oblast, RSFSR), known as the "New Urals Ripper", is a Russian serial killer, rapist and pedophile. In 1992, Petrov was conditionally sentenced for stealing a computer. While serving in the army, he almost killed his commander, but the case was concealed by the military prosecutor's office itself. He graduated from a vocational school with the specialty of a fitter,