Health workers prepare at a free drive-thru COVID-19 testing facility in Manila, the Philippines on July 21, 2020. The number of COVID-19 cases in the Philippines surged to 70,764 after the Department of Health (DOH) reported 1,951 new infections on Tuesday. (Photos: Xinhua/Rouelle Umali)

People wait at a free drive-thru COVID-19 testing facility in Manila, the Philippines on July 21, 2020. The number of COVID-19 cases in the Philippines surged to 70,764 after the Department of Health (DOH) reported 1,951 new infections on Tuesday.

People wearing face masks line up at a walk-in free COVID-19 testing center at Sampaloc Hospital in Manila, the Philippines on July 21, 2020.

People wearing face masks line up at a walk-in free COVID-19 testing center at Sampaloc Hospital in Manila, the Philippines on July 21, 2020.

People wearing face masks line up at a walk-in free COVID-19 testing center at Sampaloc Hospital in Manila, the Philippines on July 21, 2020.

A health worker makes preparation at a free drive-thru COVID-19 testing facility in Manila, the Philippines on July 21, 2020. The number of COVID-19 cases in the Philippines surged to 70,764 after the Department of Health (DOH) reported 1,951 new infections on Tuesday.

Vehicles wait at a free drive-thru COVID-19 testing facility in Manila, the Philippines on July 21, 2020. The number of COVID-19 cases in the Philippines surged to 70,764 after the Department of Health (DOH) reported 1,951 new infections on Tuesday.