 I'm just carrying water on me. It's hot as hell, I'm not going to lie. City pool hours are extended, and there will be added staff at local beaches. But the heat is being felt by people across the city. Other major cities on the East Coast, like Philadelphia, Boston, and Washington, D.C., are also under heat advisories. For NPR News, I'm Harrison Malkin in New York. This is NPR News from Washington.