Gordon Brown's support for retaining Britain's nuclear deterrent occupies several of Thursday's papers.
In his Mansion House speech, the chancellor is trying to show his Labour leadership would not mean a lurch to the left, says the Times.
The Financial Times calls Mr Brown's remarks politically symbolic.
He has been under pressure from the Conservatives and Tony Blair's allies to prove he is not a left-leaning "roadblock" to reform, it says.
Thames Water's failure to meet its target for cutting leaks for the third year in a row - while seeing a big rise in profits - leads some of the papers.
No wonder the company's German owners are "laughing like drains", says the Daily Mail in its headline.
Its columnist Edward Heathcoat Amory says the firm is a bad advertisement for privatisation, but blames the "toothless" regulator, Ofwat.
According to the Daily Telegraph, Thames Water faces a £140m fine.
A "Charter of Justice" is published in the Sun, as part of its campaign for "justice to be put back into the criminal justice system".
Among its demands are that judges who persistently give offenders lenient punishments be sacked.
Meanwhile, in the Guardian, the children's commissioner has criticised the government's proposal to inform parents of paedophiles in their area.
Sir Al Aynsley-Green warns of vigilante attacks and an increased risk of sex abuse.
The television presenter Noel Edmonds tells the Telegraph about what he calls his first industrial injury in 40 years of entertainment.
It is nothing to do with the antics of Mr Blobby or his House Party - but the all-too-important telephone in his Channel 4 game show, Deal or no Deal.
An orthopaedic consultant has found Mr Edmonds has repetitive strain injury in his right elbow from lifting the phone.
"It's a bit ridiculous, but I'm in agony," he tells the paper.