The nation’s papers are led by more fallout from the ongoing war of words between the Prime Minister and his former adviser.
The Sunday Telegraph reports there are fears within No 10 Mr Cummings could reveal a “treasure trove” of internal memos and emails which paint the Government in a bad light.
The Observer says Labour is seeking an urgent question to force a senior minister to front the House of Commons and “account” for the growing crisis.
The battle between the two former allies also features on the Sunday Mirror and Daily Star Sunday.
Elsewhere, The Independent reports EU countries have ruled out striking deals with the UK to facilitate the deportation of refugees to Europe.
The Sunday Express leads with an open letter from a group of scientists to the Government calling for all Covid restrictions to end on June 21.
And the Sunday People carries an interview with the partner of a man who was killed by a “crossbow maniac”.