 But Prime Minister Miloš Vučević appears to be downplaying that possibility. He called the crossbow attack on a police officer on duty at the embassy a heinous terrorist attack, but he described it as the crime of an individual. Mr Vučević urged people to remain calm and not succumb to propaganda that might encourage hate crimes. The police officer is recovering in hospital. He shot dead his attacker. The authorities said that was in self-defence. Guy De Launay.