Defiant Boris Johnson has created a fresh headache for Rishi Sunak by saying he'll provide his WhatsApps and notepads directly to the Covid-19 Inquiry - in spite of Government legal action.
It is a fresh blow to the struggling PM's authority as the row over Westminster's decision to launch a judicial review deepens.
Ministers are worried that allowing Baroness Heather Hallett - who is heading the Inquiry - access to unedited material could cause embarrassment to key Government figures.