Watch as this cop in Sao Paulo breaks their own car windows to show that peaceful protesters were getting violent. This is an example of how the police acts in Brazil. It’s common for foreigners to be “planted” with fake accusations of carrying drugs in Brazil. If they think that you are an easy target and you don’t want to give them money, they will put drugs on you and say that you had that drug.
And you still want to come to Brazil for the World Cup?