Air sirens in Ukraine as Russia vows revenge for what they say was an assassination attempt on Putin. A former Russian lawmaker who says it was Russians, not Ukrainians, behind the attack is OutFront. Plus, Democrat turned Independent Sen. Kyrsten Sinema (I-Ariz.) is working on immigration legislation as she calls out the Biden administration on border security. Also, an up and coming star in the Republican Party called survivors of a deadly school shooting spoiled, angry, and stupid.To learn more about how CNN protects listener privacy, visit cnn.com/privacy