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.1. The hate behind the bombs mailed to at least 11 critics of President Trump and behind the shooting at the Pittsburgh Tree of Life Synagogue where 11 were killed - Guests: Tom Friedman, Jonathan Greenblatt, and David Frum. 2. How the case of murdered journalist Jamal Khashoggi impacts the U.S.-Saudi relationship; asking what Russian President Vladimir Putin wants from America - Guests: Stephen Hadley, Gen. Michael Hayden (Ret.), and Samantha Power.