Seen the poll that shows a Labour victory? It's worth checking the methodology

Labour hopes have been raised by a last-minute survey putting Corbyn ahead in the race for No 10. Is it all it’s cracked up to be?General election 2017 – live updates
As the people of Britain cast their votes in the general election, a poll putting Jeremy Corbyn’s Labour party in the lead for the first time is being widely shared on social media. Published by Wired on Wednesday, it gives Labour a 2.8 percentage point lead over the Conservatives.However, it is worth exercising s