A screen displays the Instagram logo during a presentation in New York December 12, 2013. REUTERS/Lucas Jackson/File Photo

A man uses a mobile phone in front of an advertisement board bearing the image of Pokemon Go at an electronic shop in Tokyo, Japan, July 27, 2016. REUTERS/Kim Kyung-Hoon/File Photo

A sign that marks the Macy's store is seen at the Herald Square location in New York, U.S., May 9, 2016. REUTERS/Shannon Stapleton/File Photo

Football Soccer - Spanish Liga Santander - Leganes v Barcelona - Butarque stadium, Leganes, Spain 17/09/16 Barcelona's Lionel Messi scores a goal from the penalty spot. REUTERS/Sergio Perez -

File photo of a view of the lake formed by meltwater from the Pastoruri glacier, as seen from atop the glacier in Huaraz, September 19, 2013. REUTERS/Mariana Bazo

Former EU telecoms commissioner Neelie Kroes attends a news conference on the European Commission in Brussels September 1, 2014. REUTERS/Laurent Dubrule

Brazil's former Finance Minister Guido Mantega is escorted by federal police officers as he arrives at the Federal Police headquarters in Sao Paulo, Brazil, September 22, 2016. REUTERS/Nacho Doce

Brazil's former Finance Minister Guido Mantega (R) is escorted by federal police officers as he arrives at the Federal Police headquarters in Sao Paulo, Brazil, September 22, 2016. REUTERS/Nacho Doce