The Wall Street Journal Trump and Xi Want to Stabilize U.S.-China Ties. Now Comes the Hard Part. — The president’s tightly choreographed visit to Beijing masked big differences between U.S. and China. Chip Stocks Slide After U.S.-China Summit Ends Without Major Tech Deals — Global semiconductor stocks skidded after a summit between President Trump and Chinese leader Xi Jinping concluded without major chip deals or a breakthrough on Nvidia’s sales to the country. Five Takeaways