Donald Trump and Elon Musk's lies go unchecked in the first Cabinet meeting. Also, Democrats grill Trump's solicitor general nominee. Plus, Chief Justice John Roberts blocks a ruling ordering the Trump administration to pay USAID contracts by midnight on Thursday. And Musk lies about USAID funding cuts in the Cabinet room. Robert Reich, Sen. Adam Schiff, Andrew Weissmann, and Jeremy Konyndyk join Lawrence O'Donnell.