Nvidia, the American semiconductor giant, announced that it had been blocked by the Trump administration from selling chips to China without a license.
The president at turns praises and criticizes Japan, a U.S. ally that decades ago stirred his anger over the unequal balance of trade and his penchant for tariffs.
The move, which affects The Associated Press, Bloomberg News and Reuters, is another effort by the Trump administration to exert more control over the press corps that covers it.
President Trump directed his administration to help states import drugs from Canada. But a proposal to alter a Medicare program to reduce costs could wind up raising prices.