A state-owned Chinese telecommunications firm is asking a judge to pause a federal order to divest its stake in a Canadian subsidiary over national security concerns while broader arguments play out in court. After hearing submissions Wednesday from China Mobile International Canada and government counsel, Federal Court Chief Justice Paul Crampton said he aimed to issue a decision on the stay application “sooner rather than later.” The Investment Canada Act and the National Security Review of Investments Regulations allow the federal government to scrutinize an investment in Canada by a foreign enterprise. In January, the government informed CMI Canada of...