Who is 'El Mantecas', a hitman for Los Chapitos accused by the US of trafficking fentanyl?
Iván Valerio Sainz Salazar, alias 'El Mantecas', was arrested in Sinaloa and is accused by the US of being linked to fentanyl trafficking operations for the Sinaloa Cartel.
EU accuses 'El Mantecas' of fentanyl trafficking and firearm possession; links him to Los Chapitos
U.S. prosecutors have charged Iván Valerio Sainz Salazar, known as El Mantecas, with fentanyl trafficking and firearm possession, linking him to Los Chapitos, a faction of the Sinaloa Cartel.