SINGAPORE-HEALTH-VIRUS

A man wearing a face mask walks past the blank departures screen at Singapore Changi Airport's terminal 2 on 30 April, 2020. (Photo: Roslan RAHMAN/ AFP)

A man wearing a face mask walks past the blank departures screen at Singapore Changi Airport’s terminal 2 on 30 April, 2020. (Photo: Roslan RAHMAN/ AFP)