Authorities: 10 people killed in Boulder shooting, including 1 police officer

Tonight on the Last Word: Police give an update on a deadly shooting at a supermarket in Boulder, Colorado. Also, a former federal prosecutor who had led the investigation of the Capitol insurrection says the evidence likely supports sedition charges. Rep. Tim Ryan (D-Ohio) and former Acting U.S. Solicitor General Neal Katyal join Lawrence to discuss the legal and political implications. Plus, Rep. Nikema Williams (D-GA) joins Lawrence to discuss Republican efforts to suppress voting in Georgia. And as former President Barack Obama marks the 11th anniversary of the Affordable Care Act, Tom Perriello, former Democratic congressman from Virginia, talks to Lawrence about losing his seat in 2010 after voting for the Affordable Care Act.