Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-weekend-full-episode-april-22-2017 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Saturday on the News Hour... On this episode for Saturday, April 22, thousands of people join the March for Science across the country and scientists gear up to run for office. Later, France prepares to hold a presidential election. Hari Sreenivasan anchors from New York. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode Eleven candidates vie for the French presidency 5 min Scientists consider running for office 9 min Trump grapples with campaign promises on environment 4 min