A stabbing incident at Co-op Academy on Plant Hill Road in Blackley, Manchester, left three individuals with knife wounds. The Greater Manchester Police reported that the injuries are not considered serious. In response to the incident, the school was placed in lockdown, and a girl was arrested. Emergency services were deployed to the scene, including police vehicles, ambulances, and an emergency helicopter that was observed circling above the school. Authorities have confirmed that there is no ongoing threat to the safety of the pupils and staff at the academy. The police are currently investigating the circumstances surrounding the incident and providing support to the school community. Co-op Academy Manchester is a non-selective, mixed secondary school, and this incident has raised concerns among parents and the local community. Further updates from the police and school officials are expected as the situation develops.