Companies include Huawei, which U.S. officials consider possible tool for spying.

Trump administration’s pushback over ‘Orwellian nonsense’ adds to Sino-US tensions.

Beijing says purchase hinges on whether Trump imposes threatened tariffs.

Two pipelines worth more than $2bn under scrutiny as probe widens.

Bipartisan legislation would require an unclassified report on Chinese political influence operations in the United States.

Beijing denies visas to reporters for trip with think tank after 18 months of strains between the two countries.

In a Twitter message, the president calls Mueller probe unconstitutional.

US may cut its Special Operations forces in Africa.

The US may claim up to $1.7 billion from ZTE.

The US is considering more naval patrols in the South China Sea.