EditorialMartha Calleres, who is a grandmother of two asthmatic children, inside her home in Reedley, Calif., on Oct. 22, 2020. (Chang W. Lee/The New York Times)
EditorialHelene Cooper, a New York Times correspondent who is participating in the Moderna vaccine trial, during an exam at George Washington University Hospital in Washington, Sept. 9, 2020. (Erin Schaff/The New York Times)
EditorialHelene Cooper, a New York Times correspondent who is participating in the Moderna vaccine trial, during an exam at George Washington University Hospital in Washington, Sept. 9, 2020. (Erin Schaff/The New York Times)