![PBS NewsHour - Segments show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/082/426/small/pbs-newshour-segments.png)
Summary: In Japan, President Trump warned Russian President Vladimir Putin and his staff not to meddle in the 2020 election, but he did so with a grin. Although G-20 summits have historically been calm conferences, President Trump has made them less predictable. He will finish his trip to Osaka with a pivotal meeting with Chinese President Xi Jinping. Nick Schifrin reports.