Fourteen mayors and political leaders from across the country including London's mayor Sadiq Khan have demanded funding to establish 'clean air zones' in city centres.

Sadiq Khan's comments come after Mr Trump pulled out of a trip to Poland for an event commemorating the 80th anniversary of the invasion of Poland.

'Many Pols exercise for hours, or travel for weeks. Me, I run through one of my courses (very inexpensive). President Obama would fly to Hawaii,' Trump jabbed on Twitter.

In a shock switch, Leroy Logan, a former police superintendent, said that he was quitting the Labour Party over the London Mayor's record.

Mayor of London Sadiq Khan has released data showing that most of the recruits are aged 15 to 19 and that the gangs are currently pumping drugs into 41 counties across the UK.

Mr Khan was berated in the street after addressing the Jewish Labour Movement event at the party conference in Brighton on Monday night.

Elena Baturina, pictured with Sadiq Khan, resigned this week as a trustee for the Mayor's Fund for London, which pays for education programmes in deprived areas of the capital.

BBC Today presenter Justin Webb (left) said that Rory Stewart (right) standing in the 2020 mayoral race was not 'really 2020' because he is a 'white guy and Old Etonian'.

The London Mayor promised a zero-tolerance stance towards abuse on social media when the police unit was launched more than two years ago, which is staffed by five Scotland Yard officers.

Talks between the RFU and the mayor of London's office have been held with Tuesday, November 5 the likely date for the event. England face South Africa in Saturday's final in Japan.

Tory MP Sir Mike Penning, who was a firefighter before he entered politics, said Dany Cotton must carry the can for the fatal advice to residents to 'stay put' in their homes as the blaze took hold.

Good Morning Britain host Piers Morgan could not hide his glee at placing 21st, just in front of Ms Markle's 22nd - giving the presenter one up over the Duchess, who he has at times been critical of.

RICHARD LITTLEJOHN: Just imagine if a Tory mayor had announced, in the middle of a General Election campaign, that he was sacking 45,000 low-paid, predominantly immigrant workers.

In the latest escalation of a war of words between the leaders, London Mayor Sadiq Khan condemned US President Donald Trump for 'calling people rapists because they happen to be Mexican'.

Andy Roe revoked the 'stay put' policy within minutes of becoming incident commander at the blaze in west London which killed 72 people after residents were told to remain in their homes.

Former prime minister Tony Blair, shadow chancellor John McDonnell and shadow Brexit secretary Sir Keir Starmer were all at the service at St Pancras Church in London today.

In London, the familiar ring of Big Ben ushered in 2020 amid what Mayor Sadiq Khan promised would be the 'best fireworks the city has ever seen' to ring in the new decade.

Dr Mark Berry, of Royal Holloway University, suggested that the Leave Means Leave event on January 31 in Parliament Square was similar to the Nazi's vicious assaults on Jewish property in 1938.

Rapper Drillminister has announced he is standing to be the next Mayor of London as he said he was inspired to enter the race by Donald Trump's unexpected electoral success.

In a tweet Boris Johnson said his thoughts are with those who were injured in Streatham today. He is expected to return from Chequers to Downing Street this evening to respond to the attack.

Sadiq Khan tweeted to congratulate the brand that specialises in nude underwear for people of colour on winning Transport for London's Diversity in Advertising competition.

Sadiq Khan has begged the EU to grant pro-Remain Britons 'associate citizenship' of the bloc so they can continue to enjoy the benefits of free movement despite Brexit.

London Mayor Sadiq Khan swiped that potential rival Mike Bloomberg 'gets under the skin' of Mr Trump because he was wealthier and more successful.

Boris Johnson joked that he was still carrying out the traditional greeting 'continuously', citing scientific advice that it is fine as long as you keep washing your hands.

The Rail, Maritime and Transport union said it is balloting 10,000 Tube staff for strikes and other forms of action in London. The union said more than a year of negotiations have failed.

Brian Woodhead, Customer Service Director of Transport for London, revealed there had been a two percent reduction in passenger numbers across TfL last week (pictured, commuters).

Sadiq Khan last night hosted People's Question Time at the Battersea Arts Centre in Wandsworth, southwest London, which has a capacity for some 640 people.

The Election Commission said it was recommending the poll due to take place in five weeks' time should be delayed on health grounds.

Sadiq Khan tweeted: 'London's St Patrick's Day celebrations are an annual highlight for many, so I'm incredibly disappointed that this year's event has had to be cancelled.'

It means thousands of councillors and elected mayors including London's Sadiq Khan - who called for the May 7 poll to go ahead as planned - will spend an extra 12 months in office.

Mayor of London Sadiq Khan says that steps could be brought in within a matter of days as the capital is weeks ahead of the rest of the country in terms of the curve of the Covid-19 outbreak.

Some of London's biggest tourists spots have been left empty as stark aerial images reveal eerie shots of Trafalgar Square and Piccadilly Circus sparsely populated because of the coronavirus.

Commuters crowded close together on a packed London Underground train this afternoon, despite official advice that people are at risk if they stand within two metres of an infected person.

The Mayor of London has hit out at people who continue to go to pubs and use public transport, warning he will 'infringe' their human rights if necessary.

Transport for London will temporarily suspend all road user charging schemes from Monday until further notice, to help critical workers move around the capital during the coronavirus crisis.

London Mayor Sadiq Khan has slammed the government for 'not letting him attend Cobra meetings' as he tells Londoners to stay inside amid coronavirus crackdown.

The London Mayor has said Britons in the capital need to stay indoors to 'protect the ones they love' amid the coronavirus outbreak. Commuters were seen lining up to board the Tube today.

Health Secretary Matt Hancock delivered a stinging rebuke to Sadiq Khan saying the Tube should be running 'in full' so essential workers do not have to be close together.

London's Tube network is packed again today as the Mayor of London was accused of 'risking lives' after slashing number of trains at a time of national emergency .

City Hall and No10 have been at loggerheads after commuters complained of packed tubes in breach of social distancing measures to tackle the coronavirus.

Carriages are packed with key workers again because of an insufficient number of trains to carry people with no choice but to go to work in central London to guide Britain through the crisis.

ANDREW PIERCE: Social media posts can be ever so revealing. Who is the unlikeliest fan of ­Labour's new leader Sir Keir Starmer?

A total of 10 public transport workers in London have now died of coronavirus, Sadiq Khan has confirmed. He revealed more than 25,000 people are still working for Transport for London.

The London Mayor has come under fire from transport workers who say they are working in dirty conditions while 90 per cent of the capital's buses and more than half of Tube services continue to run.

EXCLUSIVE: Hardworking drivers with families to support have been receiving as little as £153.32 per week, forcing them to choose between self-isolation and putting food on the table.

A south London bus driver is urging Transport for London and Sadiq Khan to put drivers' lives 'before profit' as the number of TfL workers dying with Covid-19 rise to 18 today. Lorraine, 63, said she is 'frightened'.

NHS nurse Michael Underwood slammed Transport for London and Mayor Sadiq Khan and compared his journey to 'jumping off a cliff.

Photos this morning showed commuters at London stations such as Canning Town and Leytonstone boarding busy trains.

Sadiq Khan today accused the government of putting 'dogma ahead of the national interest' as he urged ministers to agree a Brexit transition period extension with the EU.

JOHN ILLMAN - I welcome the news that London mayor Sadiq Khan is campaigning to make mask wearing compulsory for people travelling in the capital during the crisis. Others must soon follow.