To see the full extent of the U turn see here for when they agreed balancing the books was a good idea:
McDonnell said on the Charter for Budget Responsibility:
"We accept we are going to have to live within our means and we always will do - full stop."
He continued: "We will support the charter. We will support the charter on the basis we are going to want to balance the book, we do want to live within our means and we will tackle the deficit."
Now Corbynomics is against this and some of the labour party voted against their own leadership last night. The Motion was supported by the Commons in a vote won 320-258, with over 20 Labour rebels.
Full report is here: