Brazil's former President Luiz Inacio Lula da Silva greets supporters after giving a press conference in Sao Paulo, Brazil, September 15, 2016. REUTERS/Fernando Donasci

Brazil's former President Luiz Inacio Lula da Silva greets supporters after giving a news conference in Sao Paulo, Brazil, September 15, 2016. REUTERS/Fernando Donasci

Japan's Defense Minister Tomomi Inada speaks during a news conference after National Security Council (NSC) meeting with prime minister Shinzo Abe and other ministers on a suspected nuclear test by North Korea, at Defense Ministry in Tokyo, Japan, September 9, 2016. REUTERS/Issei Kato

A Wells Fargo branch is seen in the Chicago suburb of Evanston, Illinois, U.S. on February 10, 2015. REUTERS/Jim Young/File Photo

A woman walks past a logo of Fiat Chrysler Automobiles (FCA) in Turin March 31, 2014. REUTERS/Giorgio Perottino

Brazil's former President Luiz Inacio Lula da Silva greets supporters after giving a press conference in Sao Paulo, Brazil, September 15, 2016. REUTERS/Fernando Donasci

Brazil's former President Luiz Inacio Lula da Silva greets supporters after giving a news conference in Sao Paulo, Brazil, September 15, 2016. REUTERS/Fernando Donasci

People sit in front of the company logo of Baidu at its headquarters in Beijing December 17, 2014. REUTERS/Kim Kyung-Hoon/File photo