A woman wearing a face mask to help protect from the coronavirus takes a picture on a street in Beijing, Tuesday, Feb. 8, 2022. China has ordered inhabitants of the southern city of Baise to stay home and suspended transportation links amid a surge in COVID-19 cases at least partly linked to the omicron variant. (AP Photo/Andy Wong)

Residents wearing face masks to help protect from the coronavirus line up outside a COVID-19 test site in Beijing, Tuesday, Feb. 8, 2022. China has ordered inhabitants of the southern city of Baise to stay home and suspended transportation links amid a surge in COVID-19 cases at least partly linked to the omicron variant. (AP Photo/Andy Wong)

Residents wearing face masks to help protect from the coronavirus walk by a mural decorated with Lunar New Year decorations in Beijing, Tuesday, Feb. 8, 2022. China has ordered inhabitants of the southern city of Baise to stay home and suspended transportation links amid a surge in COVID-19 cases at least partly linked to the omicron variant. (AP Photo/Andy Wong)

Residents wearing face masks to help protect from the coronavirus ride an electric scooter along a street decorated with red lanterns in Beijing, Tuesday, Feb. 8, 2022. China has ordered inhabitants of the southern city of Baise to stay home and suspended transportation links amid a surge in COVID-19 cases at least partly linked to the omicron variant. (AP Photo/Andy Wong)

A child wearing a face mask to help protect from the coronavirus sits on a bike in Beijing, Tuesday, Feb. 8, 2022. China has ordered inhabitants of the southern city of Baise to stay home and suspended transportation links amid a surge in COVID-19 cases at least partly linked to the omicron variant. (AP Photo/Andy Wong)

Residents wearing face masks to help protect from the coronavirus take a selfie with the Olympic mascot Bing Dwen Dwen decoration in Beijing, Tuesday, Feb. 8, 2022. China has ordered inhabitants of the southern city of Baise to stay home and suspended transportation links amid a surge in COVID-19 cases at least partly linked to the omicron variant. (AP Photo/Andy Wong)

Residents wearing face masks to help protect from the coronavirus line up to get a throat swab for the COVID-19 test at a hospital in Beijing, Tuesday, Feb. 8, 2022. China has ordered inhabitants of the southern city of Baise to stay home and suspended transportation links amid a surge in COVID-19 cases at least partly linked to the omicron variant. (AP Photo/Andy Wong)

A woman wearing a face mask to help protect from the coronavirus walks by masked residents line up outside a COVID-19 test site in Beijing, Tuesday, Feb. 8, 2022. China has ordered inhabitants of the southern city of Baise to stay home and suspended transportation links amid a surge in COVID-19 cases at least partly linked to the omicron variant. (AP Photo/Andy Wong)