Medical officials conduct PCR tests of COVID-19 in Colombo, Sri Lanka, April 20, 2020. Sri Lankan authorities on Monday relaxed an ongoing curfew in several districts of the country while capital Colombo and three other districts which were declared as "high risk" zones due to the COVID-19 pandemic will continue to remain under a curfew, the government information department said in a statement.

Medical officials conduct PCR tests of COVID-19 in Colombo, Sri Lanka, April 20, 2020. Sri Lankan authorities on Monday relaxed an ongoing curfew in several districts of the country while capital Colombo and three other districts which were declared as "high risk" zones due to the COVID-19 pandemic will continue to remain under a curfew, the government information department said in a statement.

Medical officials conduct PCR tests of COVID-19 in Colombo, Sri Lanka, April 20, 2020. Sri Lankan authorities on Monday relaxed an ongoing curfew in several districts of the country while capital Colombo and three other districts which were declared as "high risk" zones due to the COVID-19 pandemic will continue to remain under a curfew, the government information department said in a statement. (Photos: Xinhua)