Key Facts

• The stabbing happened at Thorpe St Andrew School near Norwich on March 11.
• The victim was a 15-year-old girl who was stabbed in the back.
• The attacker, now 16, denies attempted murder but admits to carrying a knife and wounding with intent.
• The attacker’s mother received a message from him saying "sorry" after the incident.
• The mother described her son as quiet, smart, and with a dry sense of humor.
• The boy wrote notes expressing hatred of women before the attack.
• A teacher chased the attacker after the stabbing but could not stop him immediately.
• The trial is ongoing at King’s Lynn Crown Court and is expected to last three weeks.