ITV News understands that the wife of the House of Commons Speaker has received a legal letter from Conservative peer Lord McAlpine today.
It comes after his solicitor said letters would be sent to individuals who mentioned the peer's name on the internet, particularly on Twitter, in relation to false accusations of child abuse.
More top news
In case his potential rivals were in any doubt - David Cameron made clear today that he intends to hang around until the election.
A nurse has described the moment medical staff were told not to resuscitate a little boy, after a doctor made a "mistake".
The legendary actor said he helped a woman who was giving birth under a tree in London's Richmond Park.