Overview: Twitter algorithm to block white supremacists would inadvertently flag GOP politicians. Twitter CEO Jack Dorsey stands by not removing Trump tweet that led to death threats. Varshini Prakash joins us LIVE in-studio to talk about the Green New Deal and how it's affecting the 2020 race. Report: Trump Administration considered detaining migrant children at Guantanamo Bay. Tech Attorney Bari Williams breaks down the pitfalls of the First Step Act. Trump takes shots at Biden for being 'too old.'