Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-weekend-full-episode-feb-7-2015 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Saturday on the News Hour... On this edition for Saturday, Feb. 7, world leaders try to defuse the conflict in Ukraine. Later, new jobs and economic hope permeates from Main Street in Mississippi. And, what a search for germs on the New York City subway system might mean for scientists tracking disease outbreaks. Alison Stewart anchors from New York. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode Google Maps for bacteria? How NYC subway swab could change public health 3 min Humanitarian crisis growing in Ukraine amid civilian mass exodus 4 min Viewers respond to report on gap between science and public opinion 2 min