[70], An initial State Government reward of $50,000 was increased after an additional $75,000 was offered by an anonymous benefactor. "The Westside Park Murders: Muncie's Most Notorious Cold Case" by Douglas Walker and Keith Roysdon, both veteran journalists in Muncie, tells "the complete and untold story" of the murders for the first time. Not only does this list deal with some of the worst mass murders in American history, but each remains unsolved to this day. [16], Her body was found on 26 March 1967 at Collard Creek alongside the Dawson Highway, north-east of Biloela, eighty kilometres from where her car had been found. Hamilton County: Joshua Lee Walden. NSW Unsolved Murders . [24], At the time, various rumours regarding the murder attributed it to specific issues relating to prostitution and the way it was being handled by police and government in Perth, but no evidence of this was made public. In Springfield, New Jersey, in 1972, a 16-year-old girl named Jeannette DePalma went missing until weeks later, a dog brought back her right forearm to its master. [50], In 1986 hitman James Frederick Bazley was charged over the death. [49], In 1984, the coroner ruled Mackay had died of "wilfully inflicted gunshot wounds". The next morning she was gone from her bed. Damian Harding: West Australian man missing presumed murdered, Jacki-Lee Walsh:Young New South Wales nurse, missing presumed murdered, Wido Landolin Budzynski: Brutally murdered at his Victorian farmhouse, Tracey Howard: Police stumped over Victorian woman's murder, Gerard Ross: 11 year-old West Australian boy kidnapped and murdered, 1977 Easey Street murders: Suzanne Armstrong and Susan Bartlett viciously killed in their Melbourne suburban home, Tynong North murders: Four dead women found in Victorian bushland, Heather Turner: Adelaide teenager murdered, 8 year secret revealed in Queensland murder case of Julie-Anna Leahy and Vicki Arnold, Murder of Sydney police informant Sallie-Anne Huckstepp remains unsolved after two-time killer is acquitted, 1970 murders of Newcastle lovers Irene Rees and Raymond Hill being re-investigated, 1965 murder of teenage girls Marriane Schmidt and Christine Sharrock still has New South Wales police baffled, Murder of Greek immigrant Ioannis Fratzeskos in Darwin remains unsolved, Victorian coroner fingers cop for the murders of Jennifer Tanner and Adele Bailey but no charges laid, "The Family" murders still have South Australian police baffled, 1969 Murder of WA beauty queen, Anne Zappelli, remains unsolved despite death-bed confession, JonBenet Ramsey: The unsolved murder of a child beauty queen (USA), NSW DNA laws to solve many of the states` killings and sex crimes including murder of three young women, 7 month old boy murderd - police frustrated, Perth police seek help in the murder of Andrew Munro **UPDATE** - Arrests made, Rosemary Brown - murdered, daughter still missing, DNA testing to help in solving the murder of Melissa Hunt, Phyllis Harrison:72-year-old Adelaide woman murdered in her home, Karmein Chan: Child murderer and abductor `Mr Cruel` still on the loose, USA: 5-year-old Brittany Locklear abducted and murdered, Stephane Murphey: Mystery remains in murder of New Mexican woman, USA:$50,000 reward offered in the Thomas Howard Devine murder case, Precious Doe: Indentity of murdered young girl remains a mystery, Toyal Jackson - Found murdered in Carrollton, Georgia, Leanne Tiernan - Schoolgirl found murdered in North Yorkshire, Murder of unidentified baby in North Queensland, Donald Mackay - Anti-drug campaigner murdered, Ivetta Mitchell: missing presumed murdered. One of the most notorious unsolved crime sprees in history goes to Jack the Ripper. Amanda O'Dell - 2005 - 2005 [69], In May 2006, an inquest held by coroner Ian West,[69] found MacDiarmid 'had met her death as a result of foul play but the exact circumstances were unknown'. The remnants of the mineshaft where part of a body was found in 1898. Wotherspoon had told police that she and three others had stormed Gall's home seeking drugs and money. [74] An autopsy could not conclusively determine the cause of death, but noted that a skull injury was "consistent with a forceful penetration by a sharp instrument". [32][33][34], The murder, and the implied connections with issues relating to policing of the sex industry, resulted in a Royal Commission being held. [88], On the afternoon of 5 November, Balmain, visited a client in the south-eastern Sydney suburb of Kingsford. Ambrose, Melanie. However, the true motives behind these horrid crimes may never be known, given their unsolved character. Police officers also questioned the escort agency's owners, but the enquiries resulted in no charges being laid. An autopsy reported the cause of death as a fractured skull and strangulation. In 2010 the reward was increased to $250,000. On 4 October 1990, four-year-old Evelyn Greenup disappeared after a party at her grandmother's house. He also found that the key to solving the murder lay with Roger Rogerson. [3][7], The police were unable to locate the suspect and after three months had elapsed the City Coroner gave a finding that Brennan had been murdered by a "person unknown". [69] This was increased to $1 million, in 2004,[70] and remains current. [53], There has been some speculation that Broadhurst was a victim of English Australian serial killer John Wayne Glover, who was convicted of murdering six elderly women on the Sydney North Shore district between 1989 and 1990, and is thought by police to have been responsible for other deaths.[54]. [106], New South Wales Government is offering a reward of $100,000 for information leading to the arrest and conviction of those responsible. On 31 January 1991, 16-year-old Speedy-Duroux went missing after a party at The Mission. [23][25][26][27] A further allegation was later raised that there had been an attempt to influence a juror to find the two officers charged not guilty. Western Australia is home to the highest rate of unsolved suspected murders involving unidentified victims with more than eight unsolved cases.