Labour claimed cuts to child benefit that came into effect at midnight, combined with a three-year benefits and tax credits squeeze, was a "huge assault" on millions of working families.
Research compiled by the Commons library for the shadow equalities minister Yvette Cooper shows 4.6 million women who receive child tax credit directly will be hit by a cap on welfare increases, according to the Guardian.
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Cloud and outbreaks of rain will ease away eastwards during the morning, clearing the east coast around midday with sunny spells developing.
Police and emergency services are attending the scene.
Rebel-held east remains at risk while the pumping station supplying the western part of the city is once again in operation.