The United States does not want to see House of Representatives Speaker Nancy Pelosi's visit to Taiwan spiral into a crisis with China, White House National Security Council spokesman John Kirby said Tuesday, asserting there is no reason for Beijing to make it a source of conflict.While China has reacted angrily to the first visit by a sitting U.S. House speaker to the island in 25 years, including with increased military activity, Kirby emphasized that U.S. policy on Taiwan has not changed and that the trip was not unprecedented and should not be seen by Beijing as a violation of its sover…READ FULL ARTICLE