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
Nikolai Shestakov (serial killer) Nikolai Shestakov (serial killer) Nikolai Porfirievich Shestakov (born 1954 - 1977?), known as the "Luberetsky Maniac", was a Soviet serial killer and rapist, who worked as a truck driver. In 1975, he killed 12 girls and women, attempting to kill 4 others as well. All the victims were raped and killed at bus stops, struck to the head with a heavy metal object, most often a sledgehammer. Shestakov, who was in a drunk state, then stole all valuables and threw the corpses in garbage dumps. He also had two accomplices: Andrei Vladimirovich Shuvalov (born 1957), who was arrested in November