China tightens rules on US media outlets in 'reciprocal' move

China says decision was necessary' after the US declared several more Chinese media outlets to be foreign missions'

China has tightened the rules on a number of US media outlets, in a move it said was necessary and reciprocal" after Chinese journalists in America were hit with restrictions last week.

The world's two largest economies, sparring over issues from trade and technology to human rights, have restricted visas for each other's reporters, while China has expelled journalists.