Classified briefings show increasingly hawkish stance as trade war continues.

Alphabet Inc’s Google has suspended business with Huawei that requires the transfer of hardware, software and technical services except those publicly available via open source licensing, a source familiar with the matter told Reuters on Sunday, in a blow to the Chinese technology company that the U.S. government has sought to blacklist around the world.

Over the last month the U.S.-China trade war has boosted the risk of a U.S. recession, say a strong majority of economists polled by Reuters, who now put the chances of that happening in the next two years at 40%.

China sees little "sincerity" in Trump's recent approach.

President Donald Trump is expected to sign an executive order this week barring U.S. companies from using telecommunications equipment made by firms posing a national security risk, paving the way for a ban on doing business with China’s Huawei, three U.S. officials familiar with the plan told Reuters.