The PP and Vox take advantage of a police protest to insist on Marlaska's resignation after the 'Barbate case' The rally called by 13 organizations of agents marked by the recent murder of two civil guards in Barbate (Cádiz) The same police organizations have called a demonstration in Madrid for March 16 in which they will insist on a salary increase that the Government rejects. The support of thePP and Vox for the protests of the police and civil guard associations - which have always considered the security forces and their families an important source of votes - was evidently manifested in Madrid.