Why are Chinese factories going up in flames and what does it have to do with U.S. tariffs? As foreign companies like Apple and Tesla flee China, workers are protesting unpaid wages and setting factories ablaze.

President Donald Trump and Chinese President Xi Jinping spoke Thursday, as the two countries draw out a trade war that has rattled the U.S. and global economies.

U.S. officials will meet with their Chinese counterparts in London on Monday to discuss trade.