U.S. President Donald Trump will speak with Chinese President Xi Jinping as soon as this week, Trump's spokesperson said, setting up a major diplomatic exchange as the world's two largest economies seek a deal that could avert a broader trade war.

Plus: A Medevac jet crashed into a residential Philadelphia neighborhood Friday evening, with six people on board. The black box has been recovered.

U.S. stocks are volatile after President Trump imposed tariffs on Canada, Mexico and China over the weekend. FOX Business is providing real-time updates on the markets, commodities and all the most active stocks on the move.