A police officer looks through papers as officials wait to receive medical personnel arriving to stay at the former presidential residence of Los Pinos, in Mexico City, Monday, May 4, 2020. Part of Los Pinos, which was transformed into a cultural venue by the administration of Andres Manuel Lopez Obrador, opened Monday to health workers treating COVID-19 patients who want to protect their families by isolating outside the home. (AP Photo/Rebecca Blackwell)