Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/wednesday-december-4-2013 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Wednesday on the News Hour... PBS NewsHour for Wednesday, December 4, 2013 Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode Obama: Income inequality is defining challenge for the U.S. Uncovering ancient human fossils at Sima de los Huesos Obama pitches Affordable Care Act to youth at White House How 'flipped classrooms' are turning the traditional school day upside down Lead negotiator: U.S. would consider limited enrichment by Iran with conditions News Wrap: Biden visits China amid tension over air defense zone White House urges skeptical lawmakers to avoid new Iran sanctions States and cities grapple with cuts to pensions that workers have already earned Lack of security adds to Central African Republic crisis Nat Geo's female photojournalists capture and share visions of the world