In a disturbing 42-minute address, spokesman for the terrorist group, Abu Mohammed al-Adnani, says: "If you can kill a disbelieving American or European, especially the spiteful and filthy French, or an Australian, or a Canadian ... including the citizens of the countries that entered into a coalition against Islamic State, then rely upon Allah, and kill him.

"Smash his head with a rock, or slaughter him with a knife, or run him over with your car, or throw him down from a high place, or choke him, or poison him." ...