The latest on the investigation into the killing of Charlie Kirk and the dangers of the rise of political violence in America; as Missouri is the latest to redraw its congressional map in order to give Republicans more House seats ahead of next year's midterm elections, Rep. Sharice Davids (D-KS) discusses how she beat back a gerrymander map and won re-election; two of America’s most prominent scientists discuss the assault on science’s role in public life, and offer a blueprint to avert disaster