 A discussion on Europe security ahead of the NATO summit here in Washington, D.C. And on this panel, Brookings Institution Center on the U.S. and Europe visiting fellow Tara Varma, Samuel Chara from the RAND Corporation. He is the Russia and Eurasia policy chair and a senior political science there. Kyron Skinner, former State Department policy planning director. She served from 2018 to 2019.