Political scientists have a term for the tactic, that has been used by some leaders including Nixon, to persuade adversaries that they are temperamentally capable of anything, to extract concessions. But can it work in the long term?

What’s gone wrong for Labour? 2024 voters delve into it, writes Laura Kuenssberg.

Some black market cigarettes have been found to contain dead flies and asbestos. But the trade nods to a wider issue, a BBC investigation has found.

Labour has been failing its basic mission to look like a capable government. And the PM's authority has been given a kick. But insiders have hope for the year ahead

The most powerful public health official in the US is reviled by some medics - but even some of his critics accept that he is bringing drive to healthcare areas that have long been neglected