Against the backdrop of the G20 Summit, the Q+A panel discuss the Prime Minister's meeting with Xi Jinping, Putin's war plans, Donald Trump, and the World Cup in Qatar. Panellists: Joe Hockey, Former Ambassador to the USA; Peter Khalil, Chair, Intelligence and Security Committee; Santilla Chingaipe, Writer, filmmaker and historian; Sir Lawrence Freedman, Emeritus Professor of War Studies; and Gideon Rachman, Chief foreign affairs columnist, Financial Times.