WORLD / EYE ON WORLD Virus variant names to switch to letters of Greek alphabet By AFP Published: Jun 01, 2021 06:18 PM A medical worker wearing protective gear on duty is seen at a COVID-19 testing site at Toronto International Airport in Mississauga, Ontario, Canada, on Feb. 1, 2021. Canada's Ontario required all international arriving passengers to take a COVID-19 test upon arrival starting on Monday to stop the spread of COVID-19 variants. (Photo by Zou Zheng/Xinhua)COVID-19 variants are to be known by letters of the Greek alphabet to avoid stigmatizing nations where they were first detected, the World Health Organization (WHO) announced Monday.