The two rodents were filmed at London's Notting Hill Gate station on Monday night.
The BBC's Ed Thomas collaborated with undercover buyers to see how easy it was to obtain illegal cigarettes.
The Royal's annual accounts show travel is a huge expenditure for the King and Queen.
Golf fever in the north coast ahead of Open championship
BBC racing commentator John Hunt has spoken for the first time since the murder of his wife and two daughters, in July last year.
MPs vote to back a bill legalising assisted dying in England and Wales by 23 votes.
Protesters gathered outside of parliament as MPs vote on legalising assisted dying
King Charles and Queen Camilla were joined by members of the Royal Family as they waved to cheering crowds.
BBC Wales' Craig Duggan reports from the scene of a train and tractor collision in Herefordshire.
Chris Mason explains 60 years of UK immigration in 60 seconds
The service, held at Westminster Abbey, marks 80 years since the end of World War Two in Europe
Experience flying over London with a Red Arrows pilot in our special immersive video from the cockpit.
Royal Family members are at the heart of commemorations to mark 80 years since World War Two ended in Europe.
The Duke of Sussex has told the BBC he "would love a reconciliation" with the Royal Family.
The Duke of Sussex says the downgrading of taxpayer-funded protection makes visiting the UK too risky.
Sergio Aguiar and David Stancombe entered the race to raise money for projects set up in their daughters' memory.
James, Andrew and Will Emerton from Cheshire took it in turns to drive the miniature petrol-powered bus.
It's lambing season, so BBC Breakfast decided to visit a farm to meet some of the new arrivals.
During a reception at Windsor Castle, the King surprised those gathered with a rendition of a popular nursery rhyme.
The owner of the Alpacas Dawn French told BBC Breakfast she has no thoughts on who could have done it.
The message is part of a special pre-recorded episode of BBC One's The One Show.
