Cast member Angelina Jolie and actor Brad Pitt attend the premiere of the movie "Salt" at the Grauman's Chinese theatre in Hollywood, California July 19, 2010. The movie opens in the U.S. on July 23. REUTERS/Mario Anzuoni

A pedestrian walks in front of the U.S. Supreme Court building in Washington, U.S., May 19, 2016. REUTERS/Carlos Barria

The logo of car-sharing service app Uber on a smartphone over a reserved lane for taxis in a street is seen in this photo illustration taken December 10, 2014. REUTERS/Sergio Perez/Illustration/Files

City workers walk past the Bank of England in the City of London, Britain, March 29, 2016. REUTERS/Toby Melville/File Photo

The logo of the new Financial Conduct Authority (FCA) is seen at the agency's headquarters in the Canary Wharf business district of London April 1, 2013. REUTERS/Chris Helgren

Logos of KFC, owned by Yum Brands Inc, are seen on its delivery bicycles in front of its restaurant in Beijing February 25, 2013. REUTERS/Kim Kyung-Hoon/File Photo

Philippine President Rodrigo Duterte speaks to soldiers at the military's Scout Ranger Camp Tecson in San Miguel, Bulacan in northern Philippines September 15, 2016. REUTERS/Erik De Castro

German Economy Minister Sigmar Gabriel addresses media after a voting of Germany's Social Democrats (SPD) on the the Comprehensive Economic and Trade Agreement (CETA) , a trade deal between the European Union and Canada, in Wolfsburg, Germany, September 19, 2016. REUTERS/Fabian Bimmer