Trump rolls out the red carpet for Chinese President Xi Jinping despite U.S.-China tensions

President Trump is offering a warm welcome to Chinese President Xi Jinping this week as the U.S. tries to choke China's supply of semiconductor chips for artificial intelligence advancement, as the two countries determine whether their fragile truce on tariffs will continue, and as concerns mount about China's relationships with Iran and Russia. Xi's visit to the White House, the first in more than a decade, features a state arrival ceremony Wednesday, with Mr. Trump taking part along with U.S. military personnel. Thursday will bring a formal meeting of the two presidents and a state dinner. Xi's wife, Peng Liyuan,...