Labour's demanding an investigation into Boris Johnson's failing to declare a free luxury holiday he received from a peer he gave a ministerial job to.

Meanwhile plans to field a single 'anti-sleaze' candidate in the North Shropshire by-election have been shelved.

It's thought Labour will stand in the vote - which was triggered after Owen Paterson resigned.

So will the Lib Dems, here's their leader and MP for Kingston and Surbiton, Sir Ed Davey: