 And in communist terminology, it's quite significant. And then in speeches both secret and public, Xi Jinping has said China must bolster its nuclear force if it's to be taken seriously as a world power. He sees nuclear weapons as a way to showcase Chinese power. Some commentators think it's his way of trying to force the U.S. to make a more accommodating stance toward China, to try and make the U.S. think it can't contain China.