I muri i te Racketeer whakaawe, me te kino Organizations Ture, ranei RICO Ture, i whai mana, ka timata te FBI ki te tūhuratia i te mua Prohibition-whakaritea rōpū, i riro i mua mua mo te hara i roto i nga pa nui, me te pa iti. mahi katoa o te FBI i huna, me te i roto i enei whakahaere, te whakamahi i nga whakaritenga i whakaratohia i roto i te Ture RICO. āta te tari dismantled maha o nga rōpū. Ahakoa Hoover tuatahi whakakahore te oraraa o te National Crime Bureau Syndicate i roto i te United States, i muri i te whakahaere i ngā mahi ki te hunga e mohiotia syndicates kino, me te hapu, tae atu ki te syndicates i runga i to ratou rohe, me te ki te pūrongo auau ki Washington mo te kohinga pokapū o te matauranga i runga i racketeers.
Ko Sam Giancana rāua ko John Gotti.