Inside Europe: Is populism gaining support in Spain?

Many countries have seen an upsurge in right-wing populism in recent years, Spain has been different. No far-right organisation has received any support of note there since the transition from dictatorship to democracy in the late seventies. But that could now be changing. A party called Vox, which calls for tighter immigration controls and a united Spain, is gaining support. Guy Hedgecoe reports.