News24 host Danica De Giorgio examines US President Donald Trump and Chinese President Xi Jinping’s meeting in Washington as US-China relations dominate a major week of global diplomacy. “Two world powers have collided at the White House,” Ms De Giorgio said. “Chinese President Xi Jinping has met Donald Trump in Washington DC, his first US visit since 2015. “It marks the end of a huge week for global diplomacy as world leaders gathered at the United Nations.”