PBS NewsHour full episode, March 21, 2018

Wednesday on the NewsHour, a bombing suspect in Austin blows himself up after being cornered by police. Also: Mark Zuckerberg breaks his silence on a data firm scandal, what's in Congress' massive spending bill, safeguarding state elections against Russian interference, taking 3D printing to the next level, setbacks for black boys even if they grow up in wealthy families and more.

(Source: PBS NewsHour, https://www.youtube.com/watch?v=PUZNPURBimc)