Journalist and author Fareed Zakaria hosts this in-depth look at the major global developments of the week (the title's "GPS" stands for "Global Public Square"), with an emphasis on new ideas and innovative solutions to the world's toughest problems. Each episode also features Zakaria leading a panel discussion and interviewing a major world figure.President Trump arrives in the London Monday for a visit to the UK, then Europe. It's a tumultuous time politically across the road - where do thing stand? And, Tiananmen Square 30 years after Beijing's brutal crackdown: how much has China changed? How much has stayed the same Guests: Anne Applebaum, Bernard-Henri Lévy, Beppe Servignini, Jiayang Fan, Nicholas Kristof, Jamie Metzl.