PBS News Hour

Season 41, Episode 24

Episode Title: February 3, 2016

Air Date: 2016-02-03

Overview:

Wednesday on the NewsHour, Democratic candidates debate liberal credentials while Republicans brawl over victory margins. Also: How to fight the Zika virus, Sweden suffers vigilante violence over refugees, Yahoo faces financial struggles, a three-parent DNA treatment raises debate, big data meets modern medicine and how women are changing the way America works.