The longer Corbyn chooses to stay, the more damage he is doing to Labour’s claim to be the party of the working class.
The Copeland test: Labour’s core vote
Theo Bertram
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Selective use of data as usual from Blairite Theo Bertram. Important to note that the Labour decline in both constituencies is decade-long even though both resigning Labour members were right-wing Blairites who were repeatedly disloyal to Corbyn.

The smallish minority of the Labour Party represented here by Theo Bertram needs to get behind the twice-elected Jeremy Corbyn and the Shadow Cabinet. If they cannot they ought at least to remain silent.