The Latest: Xi and Trump summit focuses on business links as Chinese leader issues Taiwan warning

Presidents Xi Jinping and Donald Trump have started their high-profile summit in Beijing that's expected to focus on trade but also include the Iran war, technology and Taiwan. Trump hopes to focus the talks Thursday and Friday on mechanisms to address their differences and increase China's import of American agricultural products and passenger planes. However, few breakthroughs are expected during a summit that is hoped to add stability to the often rocky relationship between the superpowers. T...