Employees of City hall of Sao Paulo remove shacks in Luz neighborhood, also known by the residents as "Crackland", in Sao Paulo, Brazil, on Jan. 15, 2014. The country experiences a public health emergency in recent years at "Craklands" in urban centers of the big cities like Sao Paulo and Rio de Janeiro, where hundreds of users gather to consume the drug. The city hall of Sao Paulo announced last week a program that will offer jobs, housing and medical treatment for the drug users in the region. (Xinhua/Rahel Patrasso)