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South Australian Premier Steven Marshall takes his mask off as he announces a six-day lockdown for South Australia that takes effect midnight Thursday local time. Kelly Barnes/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

Chinese President Xi Jinping and then Vice President Joe Biden attend an arrival ceremony in Andrews Air Force Base, Md., in 2015. Biden is under pressure from both the left and the right to continue taking a hard line on trade with China. Carolyn Kaster/AP hide caption

Mexican defense secretary Gen. Salvador Cienfuegos Zepeda, pictured in a court sketch, had been accused of helping the H-2 Cartel, an extremely violent Mexican drug trafficking organization, traffic thousands of kilograms of cocaine, heroin, methamphetamine and marijuana into the U.S. Bill Robles/AP hide caption

Vietnamese Prime Minister Nguyen Xuan Phuc (left) and Trade Minister Tran Tuan Anh applaud next to a screen showing Japanese Prime Minister Yoshihide Suga and Trade Minister Hiroshi Kajiyama holding up signed RCEP agreement, in Hanoi, Vietnam. China and 14 other countries have agreed to set up the trading bloc. Hau Dinh/AP hide caption

A baby is delivered via cesarean section at the Butaro Hospital in northern Rwanda. The facility is designed so that natural wind flows ventilate surgical suites, eliminating the need to burn fossil fuels to mechanically ventilate them. William Campbell/Corbis via Getty Images hide caption

Protesters gather outside Poland's Supreme Court in January, demonstrating against the government's efforts to curtail the judiciary's independence. The European Commission is investigating Poland and Hungary for violating standards of democracy and rule of law. Czarek Sokolowski/AP hide caption

A truck flounders in a flooded street in Puerto Cabezas, Nicaragua, just hours before Hurricane Iota made landfall in the country Monday night. By Tuesday morning, the storm had significantly weakened, but it still poses life-threatening dangers for residents in its path. Getty Images/Getty Images hide caption

A U.S. soldier stands at a spot struck by Iranian missiles in January at Ain al-Asad air base in Iraq's Anbar province. The attack was in retaliation for the U.S. drone strike that killed Iranian Gen. Qassem Soleimani. The U.S. is drawing down 2,500 troops in Iraq and Afghanistan. Qassim Abdul-Zahra/AP hide caption

This satellite image made available by NOAA shows Hurricane Iota in the North Atlantic Ocean on Monday, at 07:11 EST. NOAA/AP hide caption

Navy members help evacuate people on a boat from the Karata and Wawa Bar communities ahead of the arrival of Hurricane Iota in Bilwi, Puerto Cabezas, Nicaragua, on Sunday. STR/AFP via Getty Images hide caption

Protesters gather outside Congress in Lima, Peru, after interim President Manuel Merino announced his resignation following massive protests unleashed when lawmakers ousted President Martín Vizcarra. Rodrigo Abd/AP hide caption

Hurricane Iota is expected to intensify to a Category 4 storm as it approaches Central America. The storm has the potential to bring catastrophic damage to the region that is still recovering from Hurricane Eta earlier this month. National Hurricane Center hide caption

Visitors and tourists walk around the ancient monument at Stonehenge in 2012 in Wiltshire, England. Matt Cardy/Getty Images hide caption