Students at a school in Thailand have described hearing gunshots from another building during a shooting on Friday morning. The attack in the Bang Kruai district of Nonthaburi province was carried out by a 14-year-old student, who killed seven people and himself. The Thai prime minister, Anutin Charnvirakul, condemned the attack and said he was saddened by ‘the fact that this kind of incident could happen in our country’