US Secretary of State Rex Tillerson met President Xi Jinping of China for 30 minutes on Sunday in Beijing and told him that US President Donald Trump anticipates a meeting "soon." State Department spokesman Mark Toner said this in a statement.<br/><br/>Xi and Tillerson agreed that opportunities existed for greater cooperation between the two countries, though differences remain, Toner said. <br/><br/>Tillerson ended his first trip to Asia since taking office with an agreement to work with China on North Korea.