Ms Long-Bailey - favourite of the Labour left - said she could be trusted to maintain "our socialist agenda", comments that will be seen as a thinly veiled swipe at shadow Brexit secretary Sir Keir Starmer.
He has been keen to stress his left-wing credentials despite being seen to come from a more centrist tradition.
Do you care about the Labour leadership? | The Nigel Farage Show podcast - Listen or read transcript on Metacast
