BEIJING. “Shoot on sight on anyone who tries to escape.” This is the chilling order that, according to documents hacked by activists and shared with foreign media, the Beijing authorities have issued to the security forces guarding the re-education camps in Xinjang where tens of thousands of Uighurs are allegedly detained. The latest reports of the crackdown are inspired by the contents of a police file cache where videos of abuse and others were found with the faces of nearly 3,000 people, including children, who appear to have been confined to facilities due to their ethnicity and their religion. According...