People enjoy indoor dining as the spread of the coronavirus disease (COVID-19) continues, in New York City, New York, U.S., November 21, 2020. REUTERS/Jeenah Moon

Snowboarders sit at an indoor ski park at Qiaobo Ice and Snow World as COVID-19 prevention measures are eased in Shaoxing, Zhejiang province, China October 24, 2020. Picture taken October 24, 2020. REUTERS/Aly Song

Snowboarders visit indoor ski park at Qiaobo Ice and Snow World as COVID-19 prevention measures are eased in Shaoxing, Zhejiang province, China October 24, 2020. Picture taken October 24, 2020. REUTERS/Aly Song

People visit an indoor ski park at Qiaobo Ice and Snow World as COVID-19 prevention measures are eased in Shaoxing, Zhejiang province, China October 24, 2020. Picture taken October 24, 2020. REUTERS/Aly Song

People visit an indoor ski park at Qiaobo Ice and Snow World as COVID-19 prevention measures are eased in Shaoxing, Zhejiang province, China October 24, 2020. Picture taken October 24, 2020. REUTERS/Aly Song

People snowboard inside an indoor ski park at Qiaobo Ice and Snow World as COVID-19 prevention measures are eased in Shaoxing, Zhejiang province, China October 24, 2020. Picture taken October 24, 2020. REUTERS/Aly Song

People warm up inside an indoor ski park at Qiaobo Ice and Snow World as COVID-19 prevention measures are eased in Shaoxing, Zhejiang province, China October 24, 2020. Picture taken October 24, 2020. REUTERS/Aly Song

People warm up inside an indoor ski park at Qiaobo Ice and Snow World as COVID-19 prevention measures are eased in Shaoxing, Zhejiang province, China October 24, 2020. Picture taken October 24, 2020. REUTERS/Aly Song

People visit an indoor ski park at Qiaobo Ice and Snow World as COVID-19 prevention measures are eased in Shaoxing, Zhejiang province, China October 24, 2020. Picture taken October 24, 2020. REUTERS/Aly Song

A sign warning people to turn off their engine, to prevent fumes from accumulating indoors, while queueing in their vehicles at a drive-thru testing site inside the Bismarck Event Center as the coronavirus disease (COVID-19) outbreak continues in Bismarck, North Dakota, U.S., October 26, 2020. REUTERS/Bing Guan

People dine indoors at Holy Land deli grocery store and restaurant as the coronavirus disease (COVID-19) outbreak continues in Minneapolis, Minnesota, U.S., October 24, 2020. Picture taken October 24, 2020. REUTERS/Bing Guan

Dry land area for indoor practice of the diving events is seen at Tokyo Aquatics Centre, which will host artistic swimming, diving, and swimming events at the Tokyo Olympic and Paralympic games, as the outbreak of the coronavirus disease (COVID-19) continues, after the grand opening ceremony in Tokyo, Japan October 24, 2020. REUTERS/Issei Kato

Dry land area for indoor practice of the diving events is seen at Tokyo Aquatics Centre, which will host artistic swimming, diving, and swimming events at the Tokyo Olympic and Paralympic games, as the outbreak of the coronavirus disease (COVID-19) continues, after the grand opening ceremony in Tokyo, Japan October 24, 2020. REUTERS/Issei Kato

Stacked chairs are seen inside the closed Lao Laan Xang Restaurant, which ended indoor dining and moved exclusively to takeout dinner service, as the coronavirus disease (COVID-19) outbreak continues in Madison, Wisconsin, U.S., October 19, 2020. Picture taken through glass. REUTERS/Bing Guan

People dine inside Lucille's, a pizza restaurant, as the coronavirus disease (COVID-19) outbreak continues, in Madison, Wisconsin, U.S. October 18, 2020. Picture taken October 18, 2020. REUTERS/Bing Guan

Plastic barriers and signage encouraging mask use and social distancing, as the coronavirus disease (COVID-19) outbreak continues, are seen inside Ogden's North Street Diner in Madison, Wisconsin, U.S., October 19, 2020. Ogden's has closed indoor dining to focus on takeout and outdoor dining. REUTERS/Bing Guan

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates with the trophy after winning the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Canada's Felix Auger Aliassime wearing a protective face mask after losing the final against Germany's Alexander Zverev REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates with the trophy after winning the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates winning the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates with the trophy after winning the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates with the trophy after winning the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates with the trophy after winning the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Dutch worshippers from a conservative branch of Protestantism gather in a church, defying government instructions to limit indoor groups to 30 to try to curb the spread of the coronavirus disease (COVID-19), in Staphorst, Netherlands October 18 2020, REUTERS/Piroschka van de Wouw

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates winning the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates winning the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates winning the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev celebrates during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen TPX IMAGES OF THE DAY

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Dutch worshippers from a conservative branch of Protestantism gather in a church, as the government instructs to limit indoor groups to 30 to try to curb the spread of the coronavirus disease (COVID-19), in Staphorst, Netherlands October 18, 2020, REUTERS/Piroschka van de Wouw

Dutch worshippers from a conservative branch of Protestantism walk to gather in a church, as the government instructs to limit indoor groups to 30 to try to curb the spread of the coronavirus disease (COVID-19), in Staphorst, Netherlands October 18, 2020, REUTERS/Piroschka van de Wouw

Dutch worshippers from a conservative branch of Protestantism walk to gather in a church, as the government instructs to limit indoor groups to 30 to try to curb the spread of the coronavirus disease (COVID-19), in Staphorst, Netherlands October 18, 2020, REUTERS/Piroschka van de Wouw

Dutch worshippers from a conservative branch of Protestantism gather in a church, as the government instructs to limit indoor groups to 30 to try to curb the spread of the coronavirus disease (COVID-19), in Staphorst, Netherlands October 18, 2020, REUTERS/Piroschka van de Wouw

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Dutch worshippers from a conservative branch of Protestantism gather in a church, defying government instructions to limit indoor groups to 30 to try to curb the spread of the coronavirus disease (COVID-19), in Staphorst, Netherlands October 18 2020, REUTERS/Piroschka van de Wouw

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 General view of the final between Germany's Alexander Zverev and Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev in action during the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Canada's Felix Auger Aliassime in action during the final against Germany's Alexander Zverev REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Canada's Felix Auger Aliassime wearing a protective face mask ahead of the final against Germany's Alexander Zverev REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev and Canada's Felix Auger Aliassime protective face masks ahead of the final REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev wearing a protective face mask ahead of the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Tennis - ATP 250 - bett1HULKS Indoors - Lanxess Arena, Cologne, Germany - October 18, 2020 Germany's Alexander Zverev wearing a protective face mask ahead of the final against Canada's Felix Auger Aliassime REUTERS/Thilo Schmuelgen

Orthodox Jews gather for "Hoshonat prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar

Men read from the Torah as Orthodox Jews gather for "Hoshanot prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar

An man prays alone as Orthodox Jews gather for "Hoshanot prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar

Orthodox Jews gather for "Hoshanot prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar

An man prays alone as Orthodox Jews gather for "Hoshanot prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar

Orthodox Jews gather for "Hoshanot prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar

Orthodox Jews gather for "Hoshanot prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar

A man prays inside a tent as Orthodox Jews gathered for "Hoshanot prayers" on Sukkot holiday, on a neighborhood lawn to avoid over-crowding at an indoor synagogue following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar TPX IMAGES OF THE DAY

Orthodox Jews gather for "Hoshanot prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar

Orthodox Jews gather for "Hoshanot prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar

Tuvia Rotberg, host of outdoor prayer services where Orthodox Jews gather for "Hoshanot prayers" as part of their Sukkot observance on a neighborhood lawn to avoid over-crowding at an indoor synagogue, following the outbreak of the coronavirus disease (COVID-19) gestures in the New York City suburb of Monsey, New York, U.S., October 5, 2020. Picture taken October 5, 2020. REUTERS/Mike Segar