 Hey there, good morning everyone. We're so glad you are with us. I'm Errol Barnett. And I'm Lana Zak. President Biden is holding a solo press conference today, that's his first since November, to conclude the NATO summit in Washington, D.C. Now this is going to be one of his biggest public tests since last month's unsteady debate performance. That's right. CBS News' Natalie Brand reports from Washington.