Summarize this content to 2000 words in 6 paragraphs A jury has been unable to reach a unanimous verdict in the trial of a man accused of murder after a young woman was fatally stabbed on an isolated Queensland beach.Toyah Cordingley, a 24-year-old organic food store worker, was found buried in sand at a beach outside Cairns in Far North Queensland on October 22, 2018.Former hospital nurse Rajwinder Singh, 40, from nearby Innisfail, had pleaded not guilty to her murder.Police escort Rajwinder Singh, 38, after he was arrested in New Delhi, India, in November 2022.Credit: AP Photo/Dinesh JoshiThe jury began deliberating on Friday after being shown graphic autopsy photos during a 13-day trial in the Supreme Court in Cairns and hearing from hundreds of witnesses.Justice James Henry earlier told jurors the prosecution would present a case based on circumstantial evidence because there was no direct witness to the alleged crime.Cordingley took her dog for a walk at Wangetti Beach, a long and isolated stretch of sand about a 40-minute drive north of Cairns, on October 21, 2018.Her boyfriend, Marco Heidenreich, called triple zero to report her missing after he found her vehicle in the beach car park and was unable to reach her by phone.Cordingley’s father, Troy, found her body while investigating a mound of sand on the beach.Her dog, Indie, was found unharmed and tied to a nearby tree.