The Commerce Department’s Bureau of Industry and Security on Tuesday finalized an amendment to its export control rules intended to expand its ability to block products that could be used to perpetuate humans-rights abuses. The rule change comes amid a recent push by the Trump administration to counter China’s repression of Uyghur Muslims in the Xinjiang province. U.S. Customs and Border Protection last month issued five withhold-release orders to prevent goods made with Uyghur forced labor from entering the U.S.;...