The latest fallout from the leaked Trump administration war plans that were sent to a group chat, which included a journalist from The Atlantic. Also, an exposure on an Amtrak train in Washington, D.C., adds to the nation's growing measles crisis. Plus, Luigi Mangione asks the court for access to a laptop as he awaits trial for the shooting death of UnitedHealth Care CEO Brian Thompson. And, a closer look at deepfake AI as a fraudulent video of our own Al Roker selling a blood pressure device hits the internet.