China-US trade war: Beijing's retaliatory tariffs come into effect

China imposes new tariffs on US goods in response to Trump's trade policies, targeting coal, gas, crude oil, and vehicles. It also files a WTO lawsuit, sanctions US firms, restricts rare earth exports and probes Google. Washington plans more tariffs and tighter rules on Chinese imports. The dispute, driven by trade deficits and fentanyl concerns, signals a prolonged economic confrontation.