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

A poster advocating couples to have a second child, is seen in Changde, Hunan Province, China, July 14, 2016. REUTERS/Stringer

People walk through the Mall of Berlin shopping centre during its opening night in Berlin, September 24, 2014. REUTERS/Thomas Peter/File Photo

Tiger Woods of the U.S. tees off on the eighth hole during the third round of the inaugural Turkish Airlines Open in the southwest city of Antalya November 9, 2013. REUTERS/Umit Bektas/Files

Golf - British Open - practice round - Royal Troon, Scotland, Britain - 12/07/2016. Lee Westwood of England watches his tee shot on the tenth hole. REUTERS/Craig Brough/Files

Tennis Britain - Great Britain v Argentina - Davis Cup Semi Final - Emirates Arena, Glasgow, Scotland - 18/9/16. Great Britain's Andy Murray in action against Argentina's Guido Pella. Action Images via Reuters / Andrew Boyers

The logo of of Rocket Internet, a German venture capital group is pictured in this September 24, 2014 illustration photo. REUTERS/Dado Ruvic/File Photo

A Samsung Electronics' Galaxy Note 7 new smartphone is displayed at its store in Seoul, South Korea, September 2, 2016. REUTERS/Kim Hong-Ji/File Photo