A small object, about 50 centimeters long, flew above the Khan Al-Ahmar Bedouin tent encampment on Thursday, February 27, 2014. It was low, so as to be seen by the inhabitants and their guests, who had arrived that day. That object – or its “nephew,” in Arabic slang – had flown over the encampment, east of Jerusalem, several days earlier. It was a drone. Now the...