 Besides chanting, whistling, and throwing explosives the miners were also demanding the resignation of Bolivian Mining Minister Guillermo Dalance.They demanded the government "focus on the mineral dealers who buy and sell their ore" and not on their labor.The miners position was advocated by the leader of the National Federation of Mining Cooperatives (known by its Spanish acronym Fencomin), Andres Villca who told the media "We have asked the government not to impose this tax.