Seema Malhotra says it constituted a 'breach of parliamentary privilege'.
'I'm ashamed I played my part in electing someone who may well be the man to destroy the Labour Party.'
We're not convinced this will translate into a General Election landslide.
MP lifts the lid on reaction to his minor criticism of Corbyn.
'I am the right person to unite this party, with a radical vision for Labour’s future'