South Australian Premier Steven Marshall takes his mask off as he announces a 6 day lockdown for South Australia that takes effect midnight Thursday local time. Kelly Barnes/Getty Images hide caption

Demonstrators in front of the Brandenburg Gate in Berlin on Wednesday protesting pandemic restrictions. Michael Sohn/AP hide caption

Election workers count absentee ballots earlier this month in Detroit, the county seat of Wayne County, Michigan. The county's board of canvassers initially failed to certify its election results after the board's two Republican members voted against certification. They quickly reversed course under public pressure. Jeff Kowalsky/AFP via Getty Images hide caption

A supporter of President Trump fastens Trump campaign flags to a police barricade last week in Philadelphia. Mark Makela/Getty Images hide caption

A police officer stands before damage caused by one of two pub bombings in 1974 in Birmingham, England. Daily Express/Hulton Archive/Getty Images hide caption

Tina Miller, owner of Walkabout Outfitter, says keeping her business afloat in the pandemic has been beyond challenging. At one point, business was down 90%. Kirk Miller hide caption

The federal government has approved the first at-home coronavirus test. Pictured is a more-typical testing site in Salt Lake City on Tuesday. The at-home tests could provide faster results. Rick Bowmer/AP hide caption

Pfizer plans to file within days with the Food and Drug Administration to allow emergency use of its COVID-19 vaccine. Bebeto Matthews/AP hide caption

Department of Homeland Security Cybersecurity and Infrastructure Security Agency Director Christopher Krebs seen on Capitol Hill last year. Carolyn Kaster/AP hide caption

Nancy Pelosi, D-Calif., broke barriers when she was the first woman elected speaker of the House in 2007. Democrats lost the majority in 2011, but she regained the gavel in 2019 when Democrats ousted the GOP in the 2018 midterms. J. Scott Applewhite/AP hide caption

A Boeing 737 Max jet, piloted by Federal Aviation Administration chief Steve Dickson, flies past parked Boeing jets as it prepares to land at Boeing Field following a test flight in September. Elaine Thompson/AP hide caption

Thanksgiving Day is next week and that usually means long lines in crowded airports and traffic jams on the nation's highways, but that probably won't be true this year due to the coronavirus. Drew Angerer/Getty Images hide caption

Chairman and CEO Bang Si-hyuk, center, photographed Oct. 15, 2020, the day his company, Big Hit Entertainment, debuted on the Korea Exchange in Seoul. To his left, Jiwon Park, Big Hit CEO of HQ & Management; right, Lenzo Yoon Big CEO of Global & Business. Bloomberg/Bloomberg via Getty Images hide caption