A US student who shot two school officials, killing one, had been suspended for 19 days just before the attack, officials have said. Robert Butler, who killed himself after the attack at his Nebraska school, had just been punished for driving over the school football pitch. Police said the gun he used belonged to his father, an Omaha police detective. No other students were injured in the attack. The school principal is in hospital and is expected to... (GunPolicy.org)