Chinese authorities are instructing the country’s top artificial intelligence entrepreneurs and researchers to avoid travel to the United States, the Wall Street Journal reported on Friday, citing people familiar with the matter. The authorities are concerned that Chinese AI experts traveling abroad could divulge confidential information about the nation’s progress, the newspaper said. Authorities also fear that executives could be detained and used as a bargaining chip in U.S.-China negotiations, the Journal said, drawing parallels to the detention of a Huawei executive in Canada at Washington’s request during the first Trump administration. The U.S. and China are locked in a...