Lawmakers request more security after the Charlie Kirk killing. Also, NATO steps up its air defenses after Russian drones were shot down in Polish airspace. Plus, Donald Trump asks a federal appeals court to allow him to fire Lisa Cook ahead of Tuesday's Federal Reserve meeting. And consumer prices rose at an annual rate of 2.9 percent in August. Marc Santia, Michael Feinberg, Lt. Gen. Mark Hertling (ret.), Barbara McQuade, and Betsey Stevenson join Ali Velshi.

An investigation by The New York Times finds connections between the Trump family's cryptocurrency firm and an agreement granting United Arab Emirates access to A.I. chips. Also, Kash Patel testifies before the Senate Judiciary Committee. Plus, the House Oversight Committee release more Epstein documents. And Donald Trump files a defamation lawsuit against The New York Times. Eric Lipton, Sen. Sheldon Whitehouse, and Andrew Weissmann join Lawrence O'Donnell.