 Joe Biden has always been known for gaffes. It is the impression during that debate that raised concern that he didn't have control of facts or that he couldn't be quick on his feet and in fact seemed confused in the moment. Tonight, for the better part of an hour, he tried to demonstrate that's not the case. And so in many of these detailed answers, he seemed to be almost going to really leaning into the attempt to show that he had a grasp, particularly of what's happening inside Ukraine and the war with Russia.