A woman takes pictures of policemen as they observe supporters attending a rally in support of arrested former Georgian President Mikheil Saakashvili outside a detention centre in Kiev on December 10, 2017. Ukrainian police re-arrested Saakashvili after a similar attempt to detain the opponent of Ukranian President Petro Poroshenko had failed. (Photo by Genya Savilov/AFP Photo)





Palestinian protesters cover from teargas fired by Israeli troops during clashes on the Israeli border with Gaza, Monday, December 11, 2017. (Photo by Khalil Hamra/AP Photo)





The author of the Harry Potter books, JK Rowling poses after she was made a Companion of Honour during an Investiture ceremony at Buckingham Palace in London, Tuesday December 12, 2017. The Duke of Cambridge conducted the investiture for the honour. (Photo by Andrew Matthews/Pool via AP Photo)





Workers carve the main sculpture 'Snow Song Winter Olympics' for the 30th Harbin Sun Island international Snow Sculpture Art Exposition on December 12, 2017 in Harbin, China.The 30th Harbin Sun Island International Snow Sculpture Art Exposition runs from December 20, 2017 – February 28, 2018. (Photo by Tao Zhang/Getty Images)





An inmate wears red horns as part of her costume representing evil and temptation, during the 8th annual Christmas event at the Nelson Hungria Prison, in Rio de Janeiro, Brazil, Tuesday, December 12, 2017. Inmates who are serving time for offenses from burglary to homicide, spent weeks decking out the cell blocks with the holiday decorations they created. The inmates used materials they had access to behind bars such as plastic bottles, paper, ground-up Styrofoam and aluminum trays. (Photo by Silvia Izquierdo/AP Photo)





A penitent pays a promise during the feast of the Virgin of Guadalupe, patron saint of Mexico, in Mexico City on December 12, 2017. Millions of pilgrims visit Mexico City's Guadalupe Basilica to honour the country's patron saint, the Virgin of Guadalupe. (Photo by Pedro Pardo/AFP Photo)





A dog wears a scarf with an image of the Virgin of Guadalupe during an annual pilgrimage in her honour in Mexico City, Mexico on December 12, 2017. (Photo by Carlos Jasso/Reuters)





Tourists visit the ancient Pantheon in downtown Rome, Italy December 11, 2017. (Photo by Tony Gentile/Reuters)





People take pictures as huge waves crash on the Viavelez seafront in the northern Spanish region of Asturias, Spain, December 11, 2017. (Photo by Eloy Alonso/Reuters)





(L-R) Rachel Crooks, a former receptionist in Trump Tower in 2005, Jessica Leeds and Samantha Holvey, a former Miss North Carolina, exit a news conference for the film “16 Women and Donald Trump” which focuses on women who have publicly accused President Trump of sexual misconduct, in Manhattan, New York, U.S., December 11, 2017. (Photo by Andrew Kelly/Reuters)





Workers set up an artificial “swamp” outside a venue where Republican Senate candidate Roy Moore will hold a rally in Midland City, Alabama, U.S., December 11, 2017. (Photo by Carlo Allegri/Reuters)





Daisy Ridley attends the European Premiere of “Star Wars: The Last Jedi” at Royal Albert Hall on December 12, 2017 in London, England. (Photo David Fisher/Rex Features/Shutterstock)





Flowers are seen placed by people on a carcass of an elephant, who according to forest officials was electrocuted early morning in a paddy field at Kuruabahi village, in Nagaon district in the northeastern state of Assam, India, December 12, 2017. (Photo by Anuwar Hazarika/Reuters)





Members of Special Weapon and Tactics (SWAT) take part in a security drill ahead of the 2018 Pyeongchang Winter Olympic Games at the Olympic Stadium, the venue for the opening and closing ceremony in Pyeongchang, South Korea December 12, 2017. (Photo by Kim Hong-Ji/Reuters)





Vehicles explode during a security drill ahead of the 2018 Pyeongchang Winter Olympic Games at the Olympic Stadium, venue for the opening and closing ceremony in Pyeongchang, South Korea December 12, 2017. (Photo by Kim Hong-Ji/Reuters)





A street artist performs with soap bubbles outside the Natural History Museum in London, Britain, December 12, 2017. (Photo by Clodagh Kilcoyne/Reuters)





A armed policewoman stands guard at the entrance as a prison car carrying British former banker Rurik Jutting enters High Court to launch his appeal, in Hong Kong, China December 13, 2017. (Photo by Tyrone Siu/Reuters)





The final touches are applied to a 24k edible gold leaf soft ice-cream at the Small Potatoes Ice Creamery shop in Singapore on December 12, 2017. (Photo by Edgar Su/Reuters)





Teachers and staff members take part in an active shooter training at James I O'Neill High School in Highland Falls, New York, U.S., December 12, 2017. (Photo by Eduardo Munoz/Reuters)





School teachers and staff members take part during an active shooter training at James I. O'Neill High School in Highland Falls, New York, U.S., December 12, 2017. (Photo by Eduardo Munoz/Reuters)





Villagers hold torches to represent light and vision during the Divina Pastora procession, as part of a festival to honour the Virgin of Los Rondeles, on the eve of St Lucia's Day, in Casarabonela, near Malaga, southern Spain December 12, 2017. (Photo by Jon Nazca/Reuters)





Chinese artist and environmental activist Kong Ning unveils her latest creation in support of the One Planet Summit, in Boulogne-Billancourt near Paris, France, Tuesday, December 12, 2017. More than 50 world leaders are gathering in Paris for a summit that President Emmanuel Macron hopes gives new momentum to the fight against global warming despite U.S. President Donald Trump's rejection of the Paris climate accord. (Photo by Michel Euler/AP Photo)