With the airline Flybe in danger of collapse, Chancellor Sajid Javid is considering cutting the air passenger duty on all domestic flights. The change, if implemented, would allow the Exeter-based firm to defer a tax bill and set up a rescue plan. Some 2,000 jobs are at risk if Flybe fails. 

Air passenger duty is currently £13 for a single domestic flight, with higher rates for longer and premium flights. But, writes BBC business editor Simon Jack, cutting it would hit public finances and could make it harder for the UK to reach its carbon emissions target.

We look at why Flybe is so important to its customers.

The Queen has agreed that the Duke and Duchess of Sussex can spend more time living in Canada, during their "period of transition" towards stepping back as senior royals. But the country's Prime Minister, Justin Trudeau, says there are still questions to be answered about "how that looks and what kind of costs are involved", with security likely to be one of the biggest expenses.

BBC royal correspondent Jonny Dymond assesses what Prince Harry and Meghan are looking for. Meanwhile, other European royal families have members in paid work. How do they manage it?

The UK government is due to decide later this month whether to allow the Chinese telecoms firm Huawei to supply some "non-core" parts of the country's 5G network. The US has warned it "would be madness" to allow this to go ahead, citing security risks.

But the head of MI5 has said he has "no reason to think" the UK-US intelligence-sharing relationship would suffer if Huawei gets a contract. And the company itself insists it is independent of the Chinese state. Here's more on the 5G row.

"Go... if you must" is the Daily Mail's headline, as the newspapers report the Queen's decision to allow the Duke and Duchess of Sussex to step back from being senior royals. There is a tone of sadness in much of the coverage, with the Sun saying Her Majesty "made it plain" to the couple during Monday's meeting that she was "deeply upset". The i goes further, arguing that the move will mean a "radical overhaul" of the monarchy. Elsewhere, the Guardian reports that analysis shows the last five years have been the "five warmest recorded in the oceans". Read the newspaper review in full.

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