Image caption A new development in the 40-year-old scandal surrounding former Liberal leader Jeremy Thorpe is splashed on the front page of the Mail on Sunday - as it claims to have tracked down the man supposedly hired to kill the politician's gay ex-lover back in 1975. The paper carries a picture of what it says is Andrew Newton living in Surrey, though the photo - said to have been taken on Saturday - does not show his face. On Saturday morning, police had said they were revisiting the inquiry following new information that suggested Mr Newton may still be alive.

Image caption "Doomsday" contingency plans are under way for a no-deal Brexit, according to the Sunday Times. The paper a scenario drawn up by the Brexit department predicts that there would be shortages of medicine, fuel and food "within a fortnight" if no trade deal is struck. David Davis and the Brexit department are said to be preparing for three no-deal scenarios - one of which has been dubbed "Armageddon".

Image caption "Replace May with Gove", reads the front page of the Observer. The paper interviews Crispin Odey, the major Tory donor and backer of the Leave campaign, who says the only way to deliver Brexit is to get rid of the prime minister. And the best option for a replacement, according to Mr Odey, is Michael Gove, whom he says is "the only minister who is still being a minister".

Image caption Mrs May also comes in for some criticism in the Sunday Telegraph, which leads on quotes from former Cabinet minister Priti Patel describing the Conservatives as "lazy" and "no longer the party of meritocracy". But the real eyecatching image on the paper's front page is a picture of the Queen enjoying a day out at the Derby in a magnificently floral outfit, complemented with dark sunglasses.

Image caption The Sunday Mirror leads on an "exclusive" about a British "Breaking Bad fan" found murdered in a desert where the US TV show was filmed. After providing some details about how his body was found, the paper aims to draw another connection to the man's favourite TV show, saying it was a scene that could have come straight from the script of the US drama.

Image caption Most gamblers would fear losing £80,000 in a lifetime - but the Sunday People says one boy frittered away that amount before the age of 13. The teenager is said to have used his father's credit car for online betting.

Image caption Not to be outdone by its sister publications, the Daily Star Sunday also leads on an "exclusive". The paper says "road rage killer Kenneth Noye" is applying for day release so he can go home to, among other things, eat "Sunday roasts".

Image caption "Sorry ISIS, you lost" is emblazoned across the front page of the Sunday Express. One year on from the terror attack on London Bridge, the paper leads on a story from one of its own journalists who was caught up in the incident. Geoff Ho, who has previously written about his experience, says he has found love after being stabbed.

Newspaper headlines: 'Doomsday' and 'Thorpe's hitman' pictured