BRAZIL-BRASILIA-COVID-19-MASK

BRAZIL-BRASILIA-COVID-19-MASK

(221127) -- BRASILIA, Nov. 27, 2022 (Xinhua) -- Passengers wearing face masks are seen at Brasilia's Juscelino Kubitschek international airport, Brazil, Nov. 26, 2022. The Brazilian Health Regulatory Agency (Anvisa) has reintroduced the mandatory use of face masks in airports and on flights since Nov. 25. (Photo by Lucio Tavora/Xinhua)

BRAZIL-BRASILIA-COVID-19-MASK

BRAZIL-BRASILIA-COVID-19-MASK

(221127) -- BRASILIA, Nov. 27, 2022 (Xinhua) -- Passengers wearing face masks are seen at Brasilia's Juscelino Kubitschek international airport, Brazil, Nov. 26, 2022. The Brazilian Health Regulatory Agency (Anvisa) has reintroduced the mandatory use of face masks in airports and on flights since Nov. 25. (Photo by Lucio Tavora/Xinhua)

BRAZIL-BRASILIA-COVID-19-MASK

BRAZIL-BRASILIA-COVID-19-MASK

(221127) -- BRASILIA, Nov. 27, 2022 (Xinhua) -- Passengers wearing face masks are seen at Brasilia's Juscelino Kubitschek international airport, Brazil, Nov. 26, 2022. The Brazilian Health Regulatory Agency (Anvisa) has reintroduced the mandatory use of face masks in airports and on flights since Nov. 25. (Photo by Lucio Tavora/Xinhua)

BRAZIL-BRASILIA-COVID-19-MASK

BRAZIL-BRASILIA-COVID-19-MASK

(221127) -- BRASILIA, Nov. 27, 2022 (Xinhua) -- Passengers wearing face masks are seen at Brasilia's Juscelino Kubitschek international airport, Brazil, Nov. 26, 2022. The Brazilian Health Regulatory Agency (Anvisa) has reintroduced the mandatory use of face masks in airports and on flights since Nov. 25. (Photo by Lucio Tavora/Xinhua)

BRAZIL-BRASILIA-COVID-19-MASK

BRAZIL-BRASILIA-COVID-19-MASK

(221127) -- BRASILIA, Nov. 27, 2022 (Xinhua) -- A passenger wearing a face mask is seen at Brasilia's Juscelino Kubitschek international airport, Brazil, Nov. 26, 2022. The Brazilian Health Regulatory Agency (Anvisa) has reintroduced the mandatory use of face masks in airports and on flights since Nov. 25. (Photo by Lucio Tavora/Xinhua)