China hits back with export controls, Canada and Mexico remain under threat. USPS closes then reopens "di minimis" small package loophole

Beijing hit back with its own tariffs and export restrictions after being subjected to levies by President Trump. Trade experts said China appeared to aim for minimal short-term harm while showing the range of its possible responses.

President Donald Trump is facing pressure from U.S. hospitals and generic drugmakers to exempt medical goods from his new tariffs on Chinese imports, as they join big pharma lobbyists who have said such trade barriers will cause shortages of medicines and higher prices in the United States.