Mounted police officers wearing face masks are seen in Mexico City, Mexico, July 13, 2020. Mexico registered 4,685 new COVID-19 cases in the last 24 hours, bringing the nationwide count to 304,435, the country's health ministry said Monday. (Photos: Xinhua)

Mounted police officers wearing face masks are seen in Mexico City, Mexico, July 13, 2020. Mexico registered 4,685 new COVID-19 cases in the last 24 hours, bringing the nationwide count to 304,435, the country's health ministry said Monday.

Mounted police officers wearing face masks are seen in Mexico City, Mexico, July 13, 2020. Mexico registered 4,685 new COVID-19 cases in the last 24 hours, bringing the nationwide count to 304,435, the country's health ministry said Monday.