The Daily Mail has published some shocking allegations about the Prime Minister

The world is reacting as best it can to some very unsettling comments about Prime Minister David Cameron.

According to allegations from former Tory donor Lord Ashcroft, serialised in the Daily Mail, the PM supposedly "inserted a private part of his anatomy" into a dead pig's mouth... https://twitter.com/jane__bradley/status/645710855196151808 Lord Ashcroft apparently cites a source who is thought to be a current or former Member of Parliament - and there are reports that photographic evidence exists. This could be a difficult headline for Downing Street to respond to...