A 16-year-old boy from Amsterdam was killed and three other people were injured in a stabbing incident in Alphen aan den Rijn during the early hours of Sunday morning. An 18-year-old man from Alphen aan den Rijn was arrested. A 19-year-old man from Amsterdam and a 53-year-old woman from Alphen aan den Rijn were taken to hospital for treatment. "It …
