Police arrest a 21-year-old man from Saudi Arabia on suspicion of attempted murder after a crossbow attack at a university campus in Surrey. Multiple outlets report that the victim is a staff member who is shot and left seriously injured. Accounts describe police detaining the suspect at the scene shortly after the incident, with the man held on the ground before being taken into custody. The injured staff member receives medical treatment immediately following the attack and is taken to hospital. Reports indicate the guard is in a serious condition, and the attack is treated as an attempted murder investigation. Authorities have not described additional details about a motive or the circumstances leading up to the shooting in the information provided by the sources. The suspect remains in police custody as inquiries continue.