Couples wear masks as they hold hands while renewing their marriage vows at Christ the King Roman Catholic Church in Los Angeles on Sunday, Feb. 14, 2021. (AP Photo/Damian Dovarganes)

Potential customers check old books at a stall in the Rastro flea market in Madrid, Spain, Sunday, Feb. 14, 2021. Spain's Health Ministry said Friday that the country had now passed the 1-million mark for the number of people who have received the complete two-dose vaccine. Spain has administered 2.4 million doses overall. It hopes to have 70% of its 47 million population vaccinated before September. (AP Photo/Bernat Armangue)

This 2020 electron microscope image made available by the Centers for Disease Control and Prevention shows SARS-CoV-2 virus particles which cause COVID-19. Scientists say it's still too early to predict the future of the coronavirus, but many doubt it will ever go away entirely. (Hannah A. Bullock, Azaibi Tamin/CDC via AP)

A member of the "Desliga da Justica" street band gets dressed in her costume in Rio de Janeiro, Brazil, Sunday, Feb. 14, 2021. The group's performance was broadcast live on social media for those who were unable to participate in the carnival due to COVID restrictions after the city's government officially suspended Carnival and banned street parades or clandestine parties. (AP Photo/Bruna Prado)

A bar worker sets out tables and chairs in a terrace bar outside an old train station which is currently a railway museum, in Madrid, Spain, Sunday, Feb. 14, 2021. Several central Spanish regions including Madrid have announced some easing of curfews and restrictions on bar and restaurants despite warnings to keep a high alert despite a slowing curve of the Coronavirus contagion. (AP Photo/Paul White)

People wearing face masks to protect against the spread of the coronavirus walk at a crossing in Tokyo, Monday, Feb. 15, 2021. Tokyo is under state of emergency as the government seeks to stop a surge of new coronavirus infections. (AP Photo/Koji Sasahara)

FILE - In this Jan. 28, 2021 file photo, a sign marks the closed ski slope in Cortina D'Ampezzo , Italy. On the eve of what was supposed to finally be the repeatedly delayed opening of Italy’s ski slopes, the government on Sunday, Feb. 14, 2021, yanked permission because a coronavirus variant was found to be circulating in a good portion of recently infected persons. Health Minister Roberto Speranza’s ordinance forbids amateur skiing at least until March 5. (AP Photo/Antonio Calanni)

FILE - In this Nov. 12, 2020, file photo, people walk in a market to shop ahead of the Diwalli festival in New Delhi, India. Scientists say it's still too early to predict the future of the coronavirus, but many doubt it will ever go away entirely. (AP Photo/Manish Swarup, File)

A couple walk along a boulevard in Barcelona, Spain, Sunday, Jan. 17, 2021. Scientists say it's still too early to predict the future of the coronavirus, but many doubt it will ever go away entirely. (AP Photo/Emilio Morenatti)

An healthcare worker receives a Pfizer-BioNTech COVID-19 vaccine during a nationwide vaccination program at the American University Medical Center in Beirut, Lebanon, Sunday, Feb. 14, 2021. Lebanon administered Sunday its first jabs of the COVID-19 vaccine, with an intensive care unit physician and a well-known 93-year-old comedian becoming among the first to receive the Pfizer-BioNTech doses. (AP Photo/Bilal Hussein)

A staff member cleans glass as a Penguin is seen inside its enclosure at the Byculla Zoo in Mumbai, India, Sunday, Feb. 14, 2021. The zoo is scheduled to reopen Monday after 11 months of closure due to the coronavirus pandemic. (AP Photo/Rafiq Maqbool)

FILE - In this Feb. 10, 2021 file photo, people receive a COVID-19 vaccine at the Martin Luther King Senior Center in North Las Vegas. Coronavirus cases are continuing to decline in the U.S. after a winter surge. Researchers at Johns Hopkins University say the seven-day average of new coronavirus cases in the country dropped below 100,000 on Friday, Feb. 12 for the first time since November 4. (AP Photo/John Locher, File)

A sign advises that the area immediately around the Cloud Gate sculpture at Millennium Park in Chicago is closed during the coronavirus pandemic, on a cold winter's day Sunday, Feb. 14, 2021. (AP Photo/Nam Y. Huh)

A Palestinian man prays as laborers cross illegally into Israel from the West Bank through an opening in a fence, south of the West Bank town of Hebron near the Israeli city of Kiryat Gat, Israel, Sunday, Feb. 14, 2021. (AP Photo/Tsafrir Abayov)

People wait in line for an open terrace table at a restaurant on Valentine's Day during the coronavirus pandemic, Sunday, Feb. 14, 2021, in West Hollywood, Calif. (AP Photo/Damian Dovarganes)

People walk along Corso Como street in Milan, Italy, Sunday, Feb. 14, 2021. (AP Photo/Luca Bruno)

FILE - In this Friday, Jan. 29, 2021 file photo, a view of the closed hut "Rifugio Scoiattoli" in Cortina D'Ampezzo, Italy. On the eve of what was supposed to finally be the repeatedly delayed opening of Italy’s ski slopes, the government on Sunday, Feb. 14, 2021, yanked permission because a coronavirus variant was found to be circulating in a good portion of recently infected persons. Health Minister Roberto Speranza’s ordinance forbids amateur skiing at least until March 5. (AP Photo/Antonio Calanni, File)