L.A. teachers strike: What to know about the walkout06:15
More than 32,000 teachers in Los Angeles walked out of their classrooms today, protesting a number of issues dealing with funding the nation's second largest school district. Los Angeles Unified School district parent and student-advocate, Evelyn Aleman shares her perspective with Katy Tur.
Donald Trump's 'political emergency'07:16
Can Democrats fight Trump's wall?04:03
Tribe on national emergency: The only emergency is that Trump was a 'bad negotiator'06:07
Big Question: If Trump didn't need to declare a national emergency, why did he?02:21
Justice Department pushes back on McCabe account of Russia probe01:41
A look into border crossings in the Rio Grande Valley04:39