NEW : `` I think we really do n't know what we 're seeing , '' Fernandez said . Madrid 's election day , demonstration planned for Monday evening . They move late Tuesday to Madrid 's central Puerta del Sol square . A few hundred demonstrators camp out overnight . Demonstrators are protesting Spain 's 21 % unemployment rate .
NEW : Madrid 's election day , demonstration planned for Monday evening . They move late Tuesday to Madrid 's central Puerta del Sol square . A few hundred demonstrators camp out overnight . Demonstrators are protesting Spain 's 21 % unemployment rate .