New York Times: I just spent a day in this northeast Syrian town. It was terrifying much more so than I anticipated but not because we were threatened in any way by the Free Syrian Army soldiers who took us around or by the Islamist Jabhet al-Nusra fighters who stayed hidden in the shadows. It was the local school that shook me up. As we were driving back to the Turkish border, I noticed a school and asked the driver to turn around so I could explore it. It was empty of students. But war refugees had occupied...