He's told the Chinese government 'we are not going to leave Australia alone on the field'. Indo-Pacific Coordinator Kurt Campbell made the comments after speaking to President Biden about his administration's plans for working with China. Pictured: US President Joe Biden at a virtual meeting with members of the 'Quad' alliance of Australia, India, Japan and the US on March 12 Pictured: Chinese President Xi Jinping during the closing session of the Chinese People's Political Consultative Conference on March 10 'We have made clear that the US is not prepared to improve relations in a bilateral and separate context at the same time that a close and dear ally is being subjected to a form of economic coercion,' he told Nine newspapers.