On this edition for Sunday, February 16, the 2020 Democratic presidential candidates turn to Nevada as early voting takes place ahead of the upcoming caucuses, a look back at the historic Baldwin-Buckley race debate and how it is still resonating, and in Arizona an experimental program is being used to battle a decades-long drought. Hari Sreenivasan anchors from New York.
Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG
Find more from PBS NewsHour at https://www.pbs.org/newshour
Subscribe to our YouTube channel: https://bit.ly/2HfsCD6
PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts