He’s promised to tackle the “five ills of 21st Century Britain” and claimed Labour was stronger than when he took office… Jeremy Corbyn today, as he launched his bid to stay on as party leader. Despite a dearth of support among his own MPs – Mr Corbyn promised to reach out to disillusioned colleagues once the contest was over. There’s been a surge in applications for Labour membership this week – but how many of them might back Mr Corbyn? And what happens to the party – if he wins?