“Vice President Kamala Harris is planning to deliver her closing argument Tuesday in a speech on the National Mall,” the Washington Post reports. “The Harris campaign is still finalizing her message, but the vice president plans to present a final case to the American people from a place selected to emphasize a contrast between herself and former president Donald Trump, a candidate who she has argued poses a grave threat to the country.” “As part of that, Harris is likely to mention Trump’s role in the Jan.