The US is toughening its stance and language against Russia, while sending heavier and more sophisticated weapons to Ukraine. In a CNN exclusive - we’ll tell you about thousands of newly revealed text messages giving a look at former President Donald Trump’s final days in the White House. Also, text messages show the armorer on the “Rust” film set planned on shooting live rounds from a movie gun. Kim Jong Un has vowed to ramp up nuclear weapons development. And, a mid-air “plane swap” stunt gone wrong.