NEW : Madrid 's election board bans demonstration planned for Wednesday evening . The ban is in response to a call by the Popular Party (PP) and its allies that they would stage an anti-austerity march on Thursday evening. A few hundred demonstrators camp out overnight . `` I think we really do n't know what we 're seeing , '' Fernandez said . Demonstrators are protesting Spain 's 21 % unemployment rate .
NEW : Madrid 's election board bans demonstration planned for Wednesday evening . The ban is in response to a call by the Popular Party (PP) and its allies that they would stage an anti-austerity march on Thursday evening. A few hundred demonstrators camp out overnight . Demonstrators are protesting Spain 's 21 % unemployment rate .