Assoc Prof Dylan Loh on Trump-Xi summit

US President Donald Trump has given a personal welcome to Chinese President Xi Jinping. Ahead of their summit, the US says an agreement has been reached, extending a trade truce between the world's largest economies till January. Loke Wei Sue talks to Dylan Loh, Associate Professor of Public Policy and Global Affairs at Nanyang Technological University, about how he sees discussions between the leaders of the world's superpowers playing out.