Early in 2010 the Project for Economic, Social and Cultural Rights (ProDESC) started to document the labor conditions workers faced in the mine called “La Platosa”, property of the Canadian company Excellon Resouces Inc...On November 21...more than 100 workers, from a staff of 123, exercised their right to freedom of association and chose to join [the National Mining, Metallurgical and Similar Workers Union]...As a consequence of this occurrence, the members of the Local Committee and many other workers have been the target of threats and harassment from management and mine supervisors...In the last week, Manager Pablo Gurrola has gone to the “towns” (meeting place for the workers) and made threats so that the workers sign the letter against the Mining Union...