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: Canada on the world stage; Foreign Minister and the President's administration; President Trump, Comey, and the Russia investigation; a White House in crisis; two Constitutional scholars debate legal issues.