People shop for essential goods after Sri Lankan authority announced a 10-day nationwide quarantine curfew, in Colombo, Sri Lanka, on Aug. 20, 2021. A 10-day nationwide quarantine curfew will be imposed in Sri Lanka from Friday night in order to prevent a further spread of the COVID-19 virus, the country's Army Commander and Head of the National Operations Center for Prevention of COVID-19 Outbreak, General Shavendra Silva said on Friday. (Photo by Gayan Sameera/Xinhua)

A man carries essential goods after Sri Lankan authority announced a 10-day nationwide quarantine curfew, in Colombo, Sri Lanka, on Aug. 20, 2021. A 10-day nationwide quarantine curfew will be imposed in Sri Lanka from Friday night in order to prevent a further spread of the COVID-19 virus, the country's Army Commander and Head of the National Operations Center for Prevention of COVID-19 Outbreak, General Shavendra Silva said on Friday. (Photo by Gayan Sameera/Xinhua)

People line up to refuel at a gas station after Sri Lankan authority announced a 10-day nationwide quarantine curfew, in Colombo, Sri Lanka, on Aug. 20, 2021. A 10-day nationwide quarantine curfew will be imposed in Sri Lanka from Friday night in order to prevent a further spread of the COVID-19 virus, the country's Army Commander and Head of the National Operations Center for Prevention of COVID-19 Outbreak, General Shavendra Silva said on Friday. (Photo by Ajith Perera/Xinhua)

A man pushes a cart with essential goods after Sri Lankan authority announced a 10-day nationwide quarantine curfew, in Colombo, Sri Lanka, on Aug. 20, 2021. A 10-day nationwide quarantine curfew will be imposed in Sri Lanka from Friday night in order to prevent a further spread of the COVID-19 virus, the country's Army Commander and Head of the National Operations Center for Prevention of COVID-19 Outbreak, General Shavendra Silva said on Friday. (Photo by Gayan Sameera/Xinhua)