PBS News Hour S44 E81 April 23, 2019

Tuesday on the NewsHour, the death toll in Sri Lanka's Sunday bombings surpasses 300. Plus: The Supreme Court considers whether the census can ask about citizenship, how defiance by the president’s advisers protected him, why Democrats are divided on impeachment, a killing sparks fears of more violence in Northern Ireland, frustrated teachers on the brink and a newly revealed slave narrative.