text:  President Biden will take more than a few questions during next week's NATO summit in Washington. As NPR's Deepa Shivaram reports, Biden is under pressure to participate in events where there is not a teleprompter. In her first briefing since last week's debate, White House Press Secretary Karine Jean-Pierre repeatedly said Biden's performance was just a, quote, bad night. He's talked about his age. He's joked about his age many times before.