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
Albert DeSalvo it's inconceivable behaviorally that all these could fit one individual." In 2000, Elaine Whitfield Sharp, an attorney specializing in forensic cases from Marblehead, Massachusetts, began representing the families of DeSalvo and of Mary A. Sullivan, a 19-year-old who was among the Strangler's final victims in 1964. A former print journalist, Sharp obtained court approval to exhume both Sullivan and DeSalvo for DNA testing, filed several court actions to obtain information and physical evidence from the government, and worked with various film producers to create documentaries so as to better educate the public. Through these efforts, Sharp was able to identify