Law enforcement agencies estimate that tens of thousands of gangs operate across the United States today. These groups range from street gangs and prison gangs to organized criminal networks.

Law enforcement officials estimate that tens of thousands of gangs are active across the United States, ranging from neighborhood street gangs to prison gangs and large organized criminal networks.

The Trump administration is weighing declaring Brazil’s two largest drug gangs terrorist groups, after lobbying by the sons of jailed former President Jair Bolsonaro. By Ana Ionova and Edward Wong Ana ...