A woman looks at a shop window where the wall is covered by graffiti that reads in Portuguese "Police assassins," left behind by protesters, in Sao Paulo, Brazil, Wednesday, June 19, 20

 

              A woman looks at a shop window where the wall is covered by graffiti that reads in Portuguese "Police assassins," left behind by protesters, in Sao Paulo, Brazil, Wednesday, June 19, 20
A woman looks at a shop window where the wall is covered by graffiti that reads in Portuguese "Police assassins," left behind by protesters, in Sao Paulo, Brazil, Wednesday, June 19, 2013. Beginning as protests against bus fare hikes, the demonstrations have quickly ballooned to include broad middle-class outrage over the failure of governments to provide basic services and ensure public safety, even as the country's economy modernizes and tax rates remain some of the highest in the world. (AP Photo/Nelson Antoine)