A 17-year-old has confessed to the murder of his aunt, according to Italian authorities. An autopsy lasting over four hours has revealed the victim died from 42 stab wounds. Investigators have reconstructed the sequence of the attack based on the forensic findings. The teen is currently in custody and facing murder charges. Details regarding a potential motive have not yet been released by police. The autopsy provides crucial evidence in the ongoing investigation into the violent crime. Authorities are continuing to gather information surrounding the circumstances leading to the stabbing.