The Wall Street Journal U.S., China Talks Gain Momentum, Paving Way for Xi-Biden Summit — Governments discuss Washington visits by a senior Chinese economic-policy official and the foreign minister. China Blocks Executive at U.S. Firm Kroll From Leaving the Mainland — The move highlights an increasing risk facing foreign companies in China—getting their employees out. China Is Investing Billions in Global Disinformation Campaign, U.S. Says — Fake authors, bot armies and lawsuit