China and Russia are working on a joint invasion of Taiwan, US intelligence officials fear. 'We see China and Russia, for the first time, exercising together in relation to Taiwan and recognising that this is a place where China definitely wants Russia to be working with them, and we see no reason why they wouldn't,' Avril Haines, Director of US National Intelligence, told the US Congress on Thursday. Her warning on the potential cooperation between the countries on Taiwan, which China has long claimed as its own territory to be annexed by force if necessary, was echoed by Lieutenant General...