Police and soldiers conduct an operation in the Alemao slum . Some government officials will remain to maintain order . They will stay until a police station is set up . `` We have already weathered many difficult situations here , but thank God things improved , '' said Jose Maria Pereira , a retiree . Domestic pressure , and events cited in crackdown .
Police and soldiers conduct an operation in the Alemao slum . Some government officials will remain to maintain order . They will stay until a police station is set up . Domestic pressure , and events cited in crackdown .