
Another setpiece TV event, another good night for Jeremy Corbyn.
Just how worried should Theresa May be? The different approaches the pollsters took to fixing their 2015 problems – not enough over 75s and too many graduates in the samples, essentially – are producing very different answers. But whether it is YouGov, today showing the lead down to three points or Panelbase’s rather healthier 15, the one thing all the pollsters agree on is that the Conservative lead is smaller than it was at the start of the election campaign.