US election 2020: can we trust the polls?
Today in Focus - Podcast tekijän mukaan The Guardian
The Guardian US data editor, Mona Chalabi, casts a sceptical eye over the US polling industry that is once again predicting defeat for Donald Trump. Has it learned lessons from 2016?. Help support our independent journalism at <a href="https://www.theguardian.com/infocus">theguardian.com/infocus</a>
