A polarized Spain, a tense campaign, a splintered vote... And yet, the moderate ticket wins the day. Pedro Sanchez led the Socialists to their best performance in years - they even won the Senate for the first time in more than a quarter-century. We ask our panel about the hard bargaining ahead now to build a working coalition, one that might need the backing of Basque nationalists or Catalan separatists. And what to make of the performance of Vox, a party nostalgic for the Franco dictatorship?