Prosecutors in Novara opened an investigation into the death of Dario Cipullo after the teenager was found drowned in the Cavour Canal on December 20. The inquiry includes a technical charge of incitement to suicide to allow for the forensic analysis of his phone and clothing following his disappearance after a rugby dinner.Investigators are retracing the steps of Cipullo to determine why he walked several kilometers away from his home after being dropped off by a friend's father.