After a first day dominated by public shows of bonhomie, all eyes at the G20 Saturday turn to a pivotal trade showdown between economic rivals China and the United States.
US President Donald Trump and China's Xi Jinping meet at around 11:30 am (0230 GMT) in a bid to thrash out a truce in a long-running trade war that has seen hundreds of billions of dollars in tit-for-tat tariffs.
Trump has said he expects a "productive" meeting but warned before the summit he was prepared to slap tariffs on all Chinese imports if no deal could be struck on the sidelines of