People of America who have been fully vaccinated against COVID-19 must start wearing masks again in indoor public places in areas where the infection is showing a rapid spread, stated U.S. health authorities.

The U.S. Centers for Disease Control and Prevention (CDC) has also recommended that all students, teachers and staff at schools for kindergarten up to 12th grade should wear masks, irrespective of their vaccination status. COVID-19 cases have been on the rise in the country owing to the highly transmissible Delta variant, which is accountable for over 80% of the cases in the U.S. President Joe Biden stated that ramping up vaccination and wearing masks would help the country evade lockdowns and closure of schools… (Reuters, July 27, 2021)