US troops have withdrawn from border posts in northeastern Syria following a policy shift from President Donald Trump endorsing a Turkish military plan to move into the region. The decision has deeply alarmed former US officials who see it as a betrayal of America's allies in the region. Also, Republican Jeff Flake, who served in the House and Senate for 18 years representing Arizona, gives us his thoughts into the political calculations Republicans on Capitol Hill are making amid the Trump impeachment inquiry. And, the climate activist group Extinction Rebellion has blocked major roadways in London, as they did in the spring, this time disrupting 12 major sites.