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.Review of French President Macron's visit to the U.S. last week; the Koreas thaw and pledge denuclearization and to end their war amid historic summit; Iran deal in jeopardy ahead of May 12 sanctions deadline; can Trump kill Iran deal and make deal with North Korea?; U.S. crime has dropped big time since 1990 due to a thousand "small sanities"; Israel's long history of targeting enemies for assassination; how Israel recruited spies; Israel's spy chiefs support the two-state solution; what is wrong with Washington from 1950s to now - McCarthyism to Trumpism. Guests are Elliott Abrams, Antony Blinken, Sue Mi Terry, Adam Gopnik, Ronen Bergman, and Jake Tapper.