An invited guest enjoys a private listening experience of a test unit of the Sennheiser HE 1 sound system, which is expected to retail for about S$77370 ($55000), in a hotel suite during the CanJam headphone and personal audio expo in Singapore February 21, 2016. (Photo by Edgar Su/Reuters)

A demonstrator dressed as Santa Claus holds up a flag as a riot police vehicle releases a jet of water during a protest against the private system of pension fund administrators in Santiago, Chile, December 10, 2015. The flag reads “Classist Workers Union”. (Photo by Ivan Alvarado/Reuters)

A Scots soldier has won a top award for his photos vividly depicting Army life in Afghanistan. Corporal Jamie Peters took the overall first prize for his portfolio in the annual Army Photographic Competition. Photo: Jamie's overall winning image entitled “Celtic Warrior” and shows Private Ross Cunningham from 1 Scots cleaning his personal weapon. (Photo by Jamie Peters/PA Wire)

In this Saturday, September 5, 2015, photo, three women in costumes look at sea life swimming above them during a private party held at the Georgia Aquarium as part of Dragon Con in Atlanta. The convention draws fans from around the country to take part in sci-fi and fantasy costume contests, a massive parade through downtown Atlanta and educational seminars about science and costume making. (Photo by Ron Harris/AP Photo)

Female Iraqi Kurdish peshmerga fighters watch on as they release a bear into the wild in the Gara Mountains near the northern Iraqi city of Dohuk on March 4, 2018, after Iraqi Kurdish Animal rights activists from a local NGO rescued it from a private home. (Photo by Safin Hamed/AFP Photo)

Actress/Model Emily Ratajkowski's celebrates her 25th birthday at the private residence of Absolut Elyx CEO Jonas Tahlin on June 10, 2016 in Los Angeles, California. (Photo by Rachel Murray/Getty Images for Absolut Elyx)

A mannequin of the woman painted gold in the James Bond film “Goldfinger” is displayed during a press presentation of the exhibition “The Designing 007: Fifty Years of Bond Style” at the Grande Halle de la Villette in Paris, France, April 13, 2016. (Photo by Benoit Tessier/Reuters)

A machine engraves information on an ingot of 99.99 percent pure gold at the Krastsvetmet non-ferrous metals plant, one of the world's largest producers in the precious metals industry, in the Siberian city of Krasnoyarsk, Russia October 24, 2016. (Photo by Ilya Naymushin/Reuters)