The Cuerpo Guardia de Infantería (''Infantry Guard Corps'', CGI) is the official denomination of all police riot control services of Argentina. Both federal and provincial law enforcement agencies have at least one. The CGI are small, quick response teams, trained mainly in crowd control tactics and equipped with non-lethal shotguns,

gas mask A gas mask is a mask used to protect the wearer from inhaling airborne pollutants and toxic gases. The mask forms a sealed cover over the nose and mouth, but may also cover the eyes and other vulnerable soft tissues of the face. Most gas mask ...

s, police batons, plastic shields and other specialized riot gear.

See also