Rescue workers ferry a wounded woman from the Bataclan concert hall after the Paris attacks last November. The Paris attacks, which killed 130 people, showed how badly they were fooled. Some were committed by people who appear to have received little direct training from Islamic State. “Buy cheap burner phones; use and throw,” Islamic State sympathizers wrote in one chat-app message. Italian prosecutors said Islamic State officials in the Middle East had in April sent audio messages over WhatsApp to Abderrahim Moutaharrik, a Moroccan-born Italian.

Source: Wall Street Journal September 11, 2016 16:52 UTC