EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)
EditorialNew York City Mayor Bill de Blasio and his wife, Chirlane McCray, greet students arriving for the first day of in-person school at Mosaic Pre-K Center in Elmhurst, Queens on Sept. 21, 2020. (Todd Heisler/The New York Times)