Tonight: The Republican Leader moves to kill an investigation into the Capitol riot as one of his members defends the insurrection on the floor. Then, alarming reporting on the lengths the Trump Justice Department went to unmask a Devin Nunes parody account on Twitter. Plus, Joe Biden's National Climate Adviser Gina McCarthy on what today's big push for electric trucks means for the country. And Senator Chris Murphy on why the White House still isn't formally calling for ceasefire in Israel.