► Read more at https://on.ft.com/2JyjhUd<br /><br />The FT's chief political correspondent Jim Pickard talks to Labour's grassroots pressure group Momentum and pro- and anti-Brexit MPs about a petition for a second referendum which could move leader Jeremy Corbyn towards a softer Brexit policy.<br /><br />► Subscribe to FT.com here: http://bit.ly/2GakujT<br /><br />► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes