Frontline workers attend a candlelight ceremony on New Year's Eve on the famed Nelson Mandela Bridge in downtown Johannesburg Thursday, Dec. 31, 2020. Many South Africans will swap firecrackers for candles to mark New Year's Eve amid COVID-19 restrictions including a nighttime curfew responding to President Cyril Ramaphosa's call to light a candle to honor those who have died in the COVID-19 pandemic and the health workers who are on the frontline of battling the disease. (AP Photo/Denis Farrell)

Indians hold cutouts welcoming the New Year on the eve of New Year in Ahmedabad, India, Thursday, Dec. 31, 2020. (AP Photo/Ajit Solanki)

People wait in a line in Sarasota, Fla., Thursday morning, Dec. 31, 2020, as COVID-19 vaccinations were made available to those over 65 and high-risk frontline health care workers. (Tom Stathis via AP)

People hold cutouts to welcome the New Year in Ahmedabad, India, Thursday, Dec. 31, 2020. (AP Photo/Ajit Solanki)

People wearing protective face masks, goggles and Tyvek suits, who said they traveled from Colombia prepare to get into a car rental company shuttle, after arriving at Vancouver International Airport in Richmond, British Columbia., Thursday, Dec. 31, 2020. Beginning January 7, air travelers arriving in Canada will be required to provide proof of a negative COVID-19 test conducted within 72 hours of boarding the plane. (Darryl Dyck/The Canadian Press via AP)

People pose for photographs while wearing protective masks during the coronavirus pandemic in Times Square Thursday, Dec. 31, 2020, in New York. (AP Photo/Frank Franklin II)

Fencing around the lion statues in Trafalgar Square, London, ahead of New Year's Eve celebrations, Thursday Dec. 31, 2020. The British government has extended its toughest coronavirus restrictions to more than three-quarters of England’s population, saying a fast-spreading variant of the virus has reached most of the country. The move will severely curtail New Year’s Eve celebrations in parts of England that are home to 44 million people, or 78% of the population. People are advised to stay home, nonessential shops are shut and restaurants and bars can only offer takeout. (Dominic Lipinski/PA via AP)

A nurse swabs a woman's arm before administering the coronavirus vaccine at a health center in Jerusalem, Wednesday, Dec. 30, 2020. (AP Photo/Maya Alleruzzo)

People holds placards to welcome the new year on the banks of river Sabarmati in Ahmedabad, India, Thursday, Dec. 31, 2020. (AP Photo/Ajit Solanki)

FILE - In this Jan. 1, 2018, file photo, newlyweds Alison and Kenny Finchum, lower left, of Tulsa, Okla., kiss just after midnight during a New Year's party at the Fremont Street Experience in downtown Las Vegas. Plans for a 14,000-person New Year's Eve street party at canopied casino-mall in Las Vegas are facing pushback from state and local officials, who worry Nevada hospitals may not be able to withstand a potential "superspreader" event. (Steve Marcus/Las Vegas Sun via AP, File)

A man holds light balloons as he checks his phone on a sidewalk next to a department store in Paris, Thursday, Dec. 31, 2020. (AP Photo/Thibault Camus)

A resident wears a mask to protect from the coronavirus on New Year's Eve in Beijing on Thursday, Dec. 31, 2020. This New Year's Eve is being celebrated like no other, with pandemic restrictions limiting crowds and many people bidding farewell to a year they'd prefer to forget. (AP Photo/Ng Han Guan)

FILE - In this March, 12, 2020, file photo, Los Angeles County Public Health Director Barbara Ferrer takes questions at a news conference in Los Angeles. Los Angeles County, the nation's most populous, has surpassed 10,000 coronavirus deaths, officials announced Wednesday, Dec. 30, 2020. Ferrer, the county's public health director, called it a "terrible milestone" during a media briefing. Typically, about 170 people county wide die each day of various causes. The average number of deaths from COVID-19 alone is now 150 people a day. (AP Photo/Damian Dovarganes, File)

University of Tennessee at Chattanooga nursing student Lauren Buffington, center, and Hamilton County Health Department worker Shelly Donahue, right, help distribute the COVID-19 vaccine near the Hubert Fry Center at the Tennessee Riverpark on Wednesday, Dec. 30, 2020, in Chattanooga, Tenn. The Hamilton County Health Department continued distributing vaccines following the State of Tennessee's response plan at their Vaccination Drive-Thru Point of Dispensing. (C.B. Schmelter/Chattanooga Times Free Press via AP)

Pedestrians wear protective masks during the coronavirus pandemic in Times Square Thursday, Dec. 31, 2020, in New York. (AP Photo/Frank Franklin II)

A woman wearing a face mask to protect against coronavirus walks along Belgrade's main pedestrian street, in Serbia, Thursday, Dec. 31, 2020. (AP Photo/Darko Vojinovic)

Offerings in honor of the Goddess of the Sea Yemanja sit on Praia Vermelha beach to mark the end of the year in Rio de Janeiro, Brazil, on New Year's Eve, Thursday, Dec. 31, 2020. Beaches will be closed on the night of new years, to help curb the spread of COVID-19. (AP Photo/Bruna Prado)

Fireworks explode over the Sydney Opera House and Harbour Bridge as New Year celebrations begin in Sydney, Australia, Friday, Jan. 1, 2021. One million people would usually crowd the Sydney Harbor to watch the annual fireworks that center on the Sydney Harbour Bridge. But this year authorities advised revelers to watch the fireworks on television as the two most populous states, New South Wales and Victoria battle to curb new COVID-19 outbreaks. (AP Photo/Mark Baker)

A medical professional prepares a syringe to administer the coronavirus vaccine a sports arena in Jerusalem, Wednesday, Dec. 30, 2020. (AP Photo/Maya Alleruzzo)

A balloon vendor waits for customers in usually bustling Warsaw's Castle Square that has few people now under anti-COVID-19 restrictions on New Year's Eve, in Warsaw, Poland, Thursday, Dec. 31, 2020.(AP Photo/Czarek Sokolowski)

Ricardo Ledesma Carrasco gets into his car after refilling a tank of oxygen at a store for his dad who is being treated for COVID-19 at home in Mexico City, Thursday, Dec. 31, 2020. Carrasco's mother also has COVID-19. (AP Photo/Marco Ugarte)

A health care worker receives a dose of the Pfizer-BioNTech COVID-19 vaccine at the Santa Maria hospital in Lisbon, Sunday, Dec. 27, 2020. Portugal started its vaccination program on Sunday with medical personnel in reference hospitals across the country receiving the first shots. (AP Photo/Armando Franca)

Juan Jose Ledesma, 68, gets teary eyed as he talks about his treatment for COVID-19 in his bedroom where he is isolating, as his son sets up a refill of his oxygen tank in Mexico City, Thursday, Dec. 31, 2020. (AP Photo/Marco Ugarte)

An actor, dressed up depicting a coronavirus, gestures to passers-by during a street performance promoting anti COVID-19 security measures in downtown Brussels, Thursday, Dec. 31, 2020. (AP Photo/Francisco Seco)

Firemen join frontline workers at a candlelight ceremony on New Year's Eve on the famed Nelson Mandela Bridge in downtown Johannesburg Thursday, Dec. 31, 2020. Many South Africans will swap firecrackers for candles to mark New Year's Eve amid COVID-19 restrictions including a nighttime curfew responding to President Cyril Ramaphosa's call to light a candle to honor those who have died in the COVID-19 pandemic and the health workers who are on the frontline of battling the disease. (AP Photo/Denis Farrell)