# Rio de Janeiro law enforcement operations > Developing situation record from CLSTR: https://clstr.news/situations/rio-de-janeiro-law-enforcement-operations > Updated: 2026-10-29T01:23:03.000Z. Sources: 113. Developments: 2. Law enforcement agencies in Rio de Janeiro have conducted separate operations targeting different criminal activities. Federal Police launched the second phase of ‘Operation Castratio’ to investigate a criminal organization suspected of defrauding the Rio de Janeiro State Secretariat of Agriculture, Livestock, and Supply. The investigation focuses on irregularities in animal sterilization and castration contracts worth approximately R$ 200 million, involving allegations of bid rigging and overpricing. Federal Deputy Marcelo Queiroz, a former state Secretary of Agriculture, is a primary target of the probe. Separately, the Rio de Janeiro Civil Police dismantled a network specialized in the sexual exploitation and violence against adolescents. The operation led to the arrest of eight suspects, including a parliamentary advisor and a Military Police sergeant. The group reportedly used explicit recordings to blackmail and coerce victims through psychological extortion. ## Timeline ### 2026-10-29: Rio de Janeiro police dismantle child sexual exploitation ring Rio de Janeiro police arrested eight people, including a military sergeant and a parliamentary advisor, for operating a child sexual exploitation ring using blackmail and coercion. 2 sources. https://clstr.news/cluster/rio-de-janeiro-police-dismantle-child-sexual-exploitation-ring ### 2026-10-26: Federal Police launch Operation Castratio targeting Rio de Janeiro state contracts Brazil's Federal Police launched Operation Castratio to investigate a R$ 200 million fraud scheme involving animal sterilization contracts in Rio de Janeiro, targeting federal deputy Marcelo Queiroz. 112 sources. https://clstr.news/cluster/rio-de-janeiro-prosecutors-block-release-of-robbery-suspect --- Cite as: Rio de Janeiro law enforcement operations. CLSTR, https://clstr.news/situations/rio-de-janeiro-law-enforcement-operations