Milan, June 6 (LaPresse) – Among those under investigation as part of the inquiry into the murder of Gianluca Ibarra Silvera, the 22-year-old who died in hospital on the evening of May 26 after being stabbed at Certosa station in Milan, there is also reportedly a 20-year-old trapper known on social media as 'Reyomar'. The young man was allegedly seen at the crime scene at the time of the attack.