Three teenage girls have been detained in a youth detention centre after they pleaded guilty to the manslaughter of 75-year-old Fredi Rivero, who died following a completely unprovoked attack. During the attack, Fredi was punched in the face, causing him to fall backwards and hit his head on the pavement. "This was a completely unprovoked attack by three teenage girls, on an elderly man who was just going about his day. Officers used CCTV and analysis of the girl’s phones to prove this wasn’t the case. Sickeningly, this found one of the girls had filmed the attack on Fredi.