Conservative Party
Channel 4 News investigation focuses on PM's chief-of-staff, Nick Timothy.
A stunning intervention.
'Check your outhouses, sheds and orangeries.'
Film director is angry at the media, Tories and Labour MPs.
The second Tory MP steps down in as many weeks.
'We have heard these arguments before when we were banning the slave trade.'
"None of your fancy booklearnin'."
The 'Lib Dem fightback' reaches south London.