SAO PAULO, BRAZIL - JANUARY 9: Police arrest protesters during a protest organized by Members of Movimento Passe Livre (Free Pass Movement) against the increase in bus and subway fares, which now costs 3.50 Reais ($1.30 USD) on January 9, 2015  in Sao Paulo, Brazil. The group was responsible for the wave of massive protests that erupted in the country in June 2013. (Photo by Victor Moriyama/Getty Images)