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.This week: "Conservatism" in the age of President Trump; news on North Korea; how the Trump Administration can thwart North Korea's hostilities; how the president is doing.