Favela residents in Rio protest after police raid leaves 24 suspects, 1 officer dead A bloody, hours-long gun battle in a Rio de Janeiro slum echoed into Friday, with authorities saying the police raid killed two dozen criminals while residents and activists claimed human rights abuses. Social Sharing The Associated Press · At least 25 killed in shootout during Brazilian police raid CBC News21 days ago 0:38Television images showed suspects trying to escape across rooftops as police entered a Rio de Janeiro slum in armoured vehicles and helicopters flew overhead during a raid targeting drug traffickers..0:38 A bloody, hours-long gun battle in a Rio de Janeiro slum echoed into Friday, with authorities saying the police raid killed two dozen criminals while residents and activists claimed human rights abuses.