 These aggressive methods have resulted in public killings and torture from both the cartels and the country's own government forces, which aids in perpetuating the fear and apprehension that the citizens of Mexico have regarding the war on drugs and its negative stigma.As cartel leaders are being removed from their positions, either in the form of arrest or death, power struggles for leadership in the cartels have become more intense, resulting in enhanced violence within the cartels themselves.Calderón's forces concentrate on taking down cartel members that have a high ranking in the cartel in an attempt to take down the whole organization.