Liberal Democrat Danny Alexander has accused the Conservatives of being bent on "slashing support for families" while the two parties were in coalition.
Alexander said £8 billion of proposed welfare cuts that the Lib Dems blocked included limiting Child Benefit and Child Tax Credit to two children at a cost of £3,500 for a family of three.
The Tories said they did not recognise the figures cited and called the claim "desperate stuff".
Nick Clegg has backed Danny Alexander's decision to leak "secret" Tory plans to make £8 billion of welfare cuts.
Speaking on a an LBC radio phone-in this morning, the Deputy Prime Minister said that he shared the Lib Dem Chief Secretary to the Treasury's "intense frustration verging on anger".
The Democratic presidential candidate may also have shown his cards on his choice of running mate.
The US president also shared a post on Twitter accusing Dr Anthony Fauci of misleading the public over hydroxychloroquine.
Fears over an impending second wave of coronavirus dominates Wednesday’s front pages.