The latest fallout on Boris Johnson’s row and the cost to taxpayers for renovating the Duke and Duchess of Sussex’s new home lead Tuesday’s papers.

The Tory leadership hopeful kicks off a “fightback” today with a series of appearances designed to diffuse criticism that he has been avoiding media scrutiny, The Times reports.

The Guardian says Mr Johnson’s campaign has been forced into the open after claims he was dodging questions over his private life.

He again declined to explain why police were called to the home he shares with partner Carrie Symonds, the i reports.

The aspirant prime minister said it was “not fair” for his loved ones to be dragged into politics, the Daily Telegraph reports.

The Daily Mirror and Metro feature an image of the couple snapped in a Sussex garden on their front pages.

Leading Tory Brexiteer Jacob Rees-Mogg has spoken out in support of Mr Johnson, the Daily Express reports.

The Daily Mail leads with the £2.4 million cost of renovations at Harry and Meghan’s marital home, Frogmore House, which was paid for with public money.

The final bill is set to be closer to £3 million, The Sun reports.

In other news, the Financial Times leads with the latest developments on tensions between Iran and the US.