This is The Guardian.

I'm Pippa Carreira.

And I'm Karen Stacey.

You're listening to Politics Weekly for The Guardian.

Karen, we've spent the last few hours trawling through thousands of pages of documents.

Thank God for the Guardian's amazing tech folk who have set up all sorts of search engines for us to make it slightly easier.

As the latest release of the Pito-Manderson files, that second tranche of documents that we've been waiting for, finally was made public. And there's a lot in

there, isn't there? Yeah, a huge amount. I mean, when it first dropped, it dropped in three

separate files from the cabinet office. And you couldn't easily tell which file related to which

issue. And they're not grouped in any easy way. As you say, people, thank goodness for

clever people back at Guardian headquarters who were able to break it all down. But you've got a complete mishmash of stuff in there. You've got emails, quite formal emails to do with government business. You've got personal WhatsApps. You've got invitations to meetings. You've got records of phone calls. Handwritten notes? Handwritten notes, which I actually wasn't expecting one which we can discuss, but one

particularly interesting letter to David Lammy.

You've also got stuff from before Peter Mandelson was actually ambassador, where he's lobbying

Labour MPs to try and become Chancellor of Oxford University.

So there's all sorts of stuff that has been thrown up by this slightly chaotic process.

It's probably just worth saying that a lot of what we do know about the security vetting process,

we know because of Guardian journalism, myself, Paul Lewis and Henry Dyer from our investigations team

and indeed you, Kieran, as well, have written stories that first big one revealing

that Peter Manderson was appointed the UK's ambassador to Washington, even though the UK security

vetting had recommended that he be denied clearance. And last week we published some of the

answer as to why that was the case, revealing links with individuals in China,

in Israel and in Russia as well, which were of concern to those security officials. And then

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