A branch location of Fifth Third Bank is shown in Boca Raton, Florida, January 21, 2010. Fifth Third Bancorp reported a much smaller fourth-quarter loss on Thursday after it recorded fewer writedowns on mortgages and other loans. REUTERS/Joe Skipper (UNITED STATES - Tags: BUSINESS) - RTR299ZO

A man plays the augmented reality mobile game "Pokemon Go" by Nintendo on his mobile phone as he walks at a busy crossing in Shibuya district in Tokyo, Japan, July 22, 2016. REUTERS/Toru Hanai/File Photo

Men play the augmented reality mobile game "Pokemon Go" by Nintendo on their mobile phone as they walk at a busy crossing in Shibuya district in Tokyo, Japan, July 22, 2016. REUTERS/Toru Hanai/File Photo

Colombians hold signs reading "Peace is my, your, our business" and celebrate in Bogota as they watch on a giant screen the signing of the agreement at the conclusion of the peace talks between the government and the FARC on August 24, 2016. Colombia's government and FARC rebels have reached a historic peace accord to end their half-century civil war, the last major armed conflict in the Americas. / AFP PHOTO / GUILLERMO LEGARIAGUILLERMO LEGARIA/AFP/Getty Images

Storm clouds are seen above the Canary Wharf financial district in London, Britain, August 3, 2010. REUTERS/Greg Bos/File Photo

This undated handout photo obtained August 24, 2016 courtesy of Crystal Cruises,LLC, shows the cruise ship Crystal Serenity. The Crystal Serenity, which set off from Seward, Alaska on August 16 with nearly 1,000 passengers, is scheduled to dock in New York on September 17. The ship made its last Alaska port call on Sunday, stopping in the remote town of Nome before heading farther north, accompanied by the RRS Ernest Shackleton, a British supply and icebreaking vessel. The voyage marks the first time a passenger ship this size sails the storied Northwest Passage where warmer temperatures and melting ice are opening the Arctic -- one of the most pristine places on Earth -- for business. / AFP PHOTO / Crystal Cruises,LLC / HO / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / CRYSTAL CRUISES, LLC" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS == NO ARCHIVE == NO SALES == NO ALTERATION OF IMAGE / TO GO WITH AFP STORY : Giant cruise ship heads to Arctic on pioneering journeyHO/AFP/Getty Images

Iran's Foreign Minister Mohammad Javad Zarif speaks to the press during his visit to Quito, on August 24, 2016. Zarif, who is travelling with a large delegation of officials and business executives, made Ecuador the third stop of a Latin American tour that began on Monday in Cuba, was followed by Nicaragua and which also includes, Venezuela, Bolivia and Chile. / AFP PHOTO / JUAN CEVALLOSJUAN CEVALLOS/AFP/Getty Images

Iran's Foreign Minister Mohammad Javad Zarif (2-R) talks with his Ecuadorean counterpart Guillaume Long during a meeting in Quito, on August 24, 2016. Zarif, who is travelling with a large delegation of officials and business executives, made Ecuador the third stop of a Latin American tour that began on Monday in Cuba, was followed by Nicaragua and which also includes, Venezuela, Bolivia and Chile. / AFP PHOTO / JUAN CEVALLOSJUAN CEVALLOS/AFP/Getty Images