A stack of British one pound sterling coins stand in front of a British Union flag, also known as a Union Jack, in this arranged photograph in Guildford, U.K., on Monday, June 13, 2016. Sterling swung on Monday as anxiety about Britain’s referendum on staying or leaving the European Union continued to build. Photographer: Jason Alden/Bloomberg
A clock made by Vacheron Constantin, a watchmaking unit of Cie. Financiere Richemont SA, hangs outside a luxury watch retailer on the promenade in Davos, Switzerland, on Tuesday, Jan. 19, 2016. World leaders, influential executives, bankers and policy makers attend the 46th annual meeting of the World Economic Forum in Davos from Jan. 20 - 23. Photographer: Jason Alden/Bloomberg
A woman walks in front of a European Union (EU) flag during a pro European Union (EU) demonstration in Thessaloniki, Greece, on Monday, June 22, 2015. After a day of talks on Monday, leaders from Greece’s 18 fellow euro-zone countries agreed that Greek Prime Minister Alexis Tsipras’s government was finally getting serious after it submitted a set of reform measures that began to converge with the terms demanded by creditors. Photographer: Konstantinos Tsakalidis/Bloomberg
Horses gallop on the track during a race at the Hong Kong Jockey Club's Happy Valley racecourse in Hong Kong, China, on Thursday, Oct. 22, 2015. The Hong Kong Jockey Club is the city's sole provider of horse racing, football betting and lotteries. Photographer: Justin Chin/Bloomberg
The glacier Perito Moreno floats in southern Patagonia, South America, on Tuesday, Nov. 4, 2008. The glacier advances at a rate of two meters (6.56 feet) a day. Photographer: Catherine Hickley/Bloomberg News
An analogue clock face shows the time in Wolfsburg, Germany, on Tuesday, Oct. 13, 2015. Volkswagen AG Chief Executive Officer Matthias Mueller faced employees at the German company's headquarters last week as pressure mounts to slash spending in the wake of the diesel-emissions scandal. Photographer: Krisztian Bocsi/Bloomberg
The glacier Perito Moreno floats in southern Patagonia, South America, on Tuesday, Nov. 4, 2008. The glacier advances at a rate of two meters (6.56 feet) a day. Photographer: Catherine Hickley/Bloomberg News
An employee stands in front of Ugo Rondinone's artwork "Nr.293 Siebterjanuarzweitausendunddrei" during a preview of A Visual Odyssey: Selections from LAC (Lambert Art Collection) at Ely House in this arranged photograph in London, U.K., on Monday, Oct. 12, 2015. The collection, staged for exhibition by French interior designer Jacques Grange, will be sold at auction by Christie's International Plc in association with de Pury Pictet Turrettini & Cie SA, in London on Oct. 14. Photographer: Luke MacGregor/Bloomberg
Pedestrians wait at a tram stop as a giant wristwatch is reflected in the glass wall of a display hall during the Baselworld luxury watch and jewelry fair in Basel, Switzerland, on Wednesday, March 26, 2014. Over 1,400 companies from the watch, jewelry and gem industries will display their latest innovations and products to more than 120,000 visitors at this year's luxury show. Photographer: Gianluca Colla/Bloomberg
The twin office towers of the National Congress appear to shimmer in the reflecting pool at the end of a business day in Brasilia on September 6, 2013.      Photo by Gregg Newton