High-level delegations from the United States and China are meeting in London to try and shore up a fragile truce in a trade dispute that has roiled the global economy.

Top U.S. and Chinese officials were meeting in London on Monday to try to defuse a trade dispute that has widened from tariffs to restrictions over rare earths, threatening a global supply chain shock and slower economic growth.

Friday phone call between President Trump and Chinese President Xi Jinping leads to another round of trade meetings in the U.K.