The U.S. and Chinese leaders are expected to speak this week. Trump will sign an order raising levies on steel and aluminum later today.

US tariffs on steel and aluminum doubled to 50% as of 12:01 am ET on Wednesday, a move cheered by the beleaguered US steel industry but decried by heavy users of the metals, from car makers to can manufacturers.

Wall Street's main indexes were mixed on Monday after President Donald Trump said he plans to double tariffs on imported steel and aluminum, fueling more uncertainty around U.S. trade policies. Trump said late on Friday he planned to increase tariffs on imported steel and aluminum to 50% from 25% starting Wednesday,

President Donald Trump has said he will soon speak to Chinese President Xi Jinping over the renewed trade conflict.

China has accused the United States of “provoking new economic and trade frictions” as it responded to US President Donald Trump’s claims that Beijing had violated a trade truce agreed by the two nations last month,

The ruling, handed down late on Monday by U.S. District Judge Jacqueline Corley in San Francisco, did not delve into the merits of California's lawsuit. Now, three separate U.S. a

But the court left open a path for state officials to appeal to the liberal-leaning U.S. 9th Circuit Court of Appeals.