One of the leading global authorities on the Holocaust and other mass atrocities warned on Tuesday that Beijing’s policies targeting the Uygur Muslim population in far-west Xinjiang may have risen to the level of genocide, and that the world must act quickly to stop it. “The United States Holocaust Memorial Museum is gravely concerned that the Chinese government may be committing genocide against the Uygurs,” said a new report issued by the museum , which is located in Washington. “The impunity with which the Chinese government has been able to commit these crimes thus far cannot persist,” it said. “The...