the fight escalated when nunes ramos da silva , 21 , a . k . a . " groot aritana , " a member of the ada ( " amigos do bairro " ) gang led other men into the " angra da mineira " ( miner valley ) to sell drugs , ricardo thome domingos , a local policing official said . the region is controlled by rival gang comando vermelho ( red force ) , which does not approve of other clubs selling cigarettes in the neighborhood . comando vermelho members started attacking the rival leaders of ada to hide their turf .
Ramos da Silva killed 11 people.