Novak Djokovic of Serbia stretches to play a forehand in his singles match against Dominic Thiem of Austria during Day Three of the Nitto ATP World Tour Finals at The O2 Arena on November 12, 2019, in London, England. #

Security officers keep watch near the sculpture of a giant blue cockerel named "Hahn/Cock" by German artist Katharina Fritsch, at the National Gallery of Art in Washington, D.C., on November 10, 2019. #

Silke Lohmann poses besides a wooly rhinoceros skull during a press preview at Summers Place Auctions on November 14, 2019, in Billingshurst, England. The piece is part of a collection that includes taxidermy and dinosaur skeletons, and will go up for sale during the "Evolution Auction" on November 19, 2019. #

A protester wearing helmet and tear gas mask holds a yellow umbrella outside the Hong Kong Polytechnic University campus in Hong Kong on November 14, 2019. Hong Kong police warned protesters on Thursday that they were moving "one step closer to terrorism" by sinking the city into chaos, as riot squads skirmished with militant students at major universities. #

A demonstrator holds a Chilean flag near a riot police officer and vehicle amid laser beams during a protest against Chile's government in Santiago, Chile, on November 12, 2019. #

A man dressed as Santa Claus carries a box full of letters from children from all over the world during his first appearance of the year at the German Christmas post office in Himmelpfort, Germany, on November 14, 2019. #

Italy's Assunta Legnante, in action during the Women's Shot Put F12 Final at the 2019 World Para Athletics Championships in the Dubai Club for People of Determination Athletics Stadium, in Dubai, United Arab Emirates, on November 8, 2019. #

People participate in a protest against U.S. President Donald Trump while a veteran complains about their protest on November 11, 2019, in New York City. Both pro- and anti-Trump groups gathered near where President Trump laid a wreath for Veterans Day in Madison Square Park. #

Pissi Myles, right, a special contributor with Happs News, a live news source that streams through Twitter, goes through security on Capitol Hill in Washington, D.C., as she arrives for the first public impeachment hearings of President Donald Trump's efforts to tie U.S. aid for Ukraine to investigations of his political opponents, on November 13, 2019. #

Democratic Chairman of the House Permanent Select Committee on Intelligence Adam Schiff awaits charge d'Affaires at the U.S. embassy in Ukraine Bill Taylor and Deputy Assistant Secretary of State for Europe and Eurasia George Kent to testify before the House Permanent Select Committee on Intelligence hearing on the impeachment inquiry into President Donald J. Trump, on Capitol Hill, on November 13, 2019. #

David Brown of the United States is interviewed after round 1 of the Men's 100m T11 during Day Six of the IPC World Para Athletics Championships 2019 Dubai on November 12, 2019. #

Environmental protest group Extinction rebellion floats a replica of a British house near Tower Bridge on the River Thames in an action entitled "Our house is flooding" on November 10, 2019, in London, England. #

Seattle Seahawks kicker Jason Myers celebrates with teammates after making the winning 42-yard field goal in overtime to win 27-24 over the San Francisco 49ers at Levi's Stadium on November 11, 2019, in Santa Clara, California. #

A Chinese worker carries a fake dinosaur tongue at Gengu Dinosaurs Science and Technology company in Zigong, Sichuan province, China, on November 13, 2019. There are hundreds of simulated dinosaur manufacturers in Zigong City, the largest simulated-dinosaur manufacturing center in China. #

An opponent of Brazilian former President Luiz Inacio Lula da Silva, photographed during a protest against his release from jail in Sao Paulo, Brazil, on November 9, 2019. #

People place krathongs, or floating baskets, in a pond to mark the annual Loy Krathong festival in Bangkok on November 11, 2019. Loy Krathong takes place on the evening of the full moon of the 12th month in the traditional Thai calendar, which usually falls in November. #