Downing Street

Toby Melville/Reuters

A man delivers flowers to 10 Downing Street in central London 

epa05423256 Outgoing British Prime Minister David Cameron (C, back to camera) is accompanied by his wife Samantha (R) and their children as they hug on the doorsteps upon their departure from No. 10 Downing Street for the last time, in London, Britain, 13 July 2016. Britain's current Home Secretary Theresa May is to become Britain's new Prime Minister later in the day after a meeting with the Queen.  EPA/ANDY RAIN

Andy Rain/EPA

Outgoing British Prime Minister David Cameron (C, back to camera) is accompanied by his wife Samantha (R) and their children as they hug on the doorsteps upon their departure from No. 10 Downing Street for the last time, in London, Britain

Larry, the 10 Downing Street cat, sits on the step outside the door of number 10 Downing Street in London on July 13, 2016, as Prime Minister David Cameron prepares to address his final Prime Minister's Questions at the House of Commons. British Prime Minister David Cameron is leaving his official

Adrian Dennis/AFP/Getty

Larry, the 10 Downing Street cat, sits on the step outside the door of number 10 Downing Street in London. British Prime Minister David Cameron is leaving his official 10 Downing Street on Wednesday to make way for Theresa May, but one resident is staying put: Larry the cat. Larry has been stalking the corridors of power since 2011, when he was brought into the prime minister’s office to handle pest control affairs.

LONDON, ENGLAND - JULY 12: A removal van loaded with cardboard boxes is inspected by police before entering Downing Street on July 12, 2016 in London, England. British Prime Minister David Cameron will step aside tomorrow (Wednesday) after his final Prime Minister's Questions allowing current Home Secretary Theresa May to move into 10 Downing Street. She was selected unopposed by Conservative MPs to be their new leader.  (Photo by Jack Taylor/Getty Images)

Jack Taylor/Getty

A removal van loaded with cardboard boxes is inspected by police before entering Downing Street in London, England. British Prime Minister David Cameron will step aside on Wednesday after his final Prime Minister’s Questions allowing current Home Secretary Theresa May to move into 10 Downing Street

The shoes of Britain's Home Secretary Theresa May as she walks past Larry the Downing Street cat as she arrives to attend a cabinet meeting at 10 Downing Street, in London, Tuesday, July 12, 2016. Theresa May will become Britain's new Prime Minister on Wednesday.

Kirsty Wigglesworth/AP Photo

The shoes of Britain’s Home Secretary Theresa May as she walks past Larry the Downing Street cat as she arrives to attend a cabinet meeting at 10 Downing Street, in London. Theresa May will become Britain’s new Prime Minister on Wednesday.

A City of Westminster worker sweeps the pavement outside 10 Downing Street in central London on June 25, 2016. The result of Britain's June 23 referendum vote to leave the European Union (EU) has pitted parents against children, cities against rural areas, north against south and university graduates against those with fewer qualifications. London, Scotland and Northern Ireland voted to remain in the EU but Wales and large swathes of England, particularly former industrial hubs in the north with many disaffected workers, backed a Brexit. / AFP PHOTO / JUSTIN TALLISJUSTIN TALLIS/AFP/Getty Images

Justin Tallis/AFP/Getty

A City of Westminster worker sweeps the pavement outside 10 Downing Street in central London, United Kingdom 

Larry the Downing Street cat walks outside No 10 DOwning Street in central London

Odd Anderson/AFP

Larry the Downing Street cat walks outside No 10 Downing Street in central London. Britain has voted to break out of the European Union, striking a thunderous blow against the bloc and spreading panic through world markets Friday as sterling collapsed to a 31-year low

David Cameron Greets The Prime Minister Of Japan...LONDON, ENGLAND - MAY 05:  British Prime Minister, David Cameron, meets the Prime Minister of Japan, Shinzo Abe, at Downing Street on May 5, 2016 in London, England. Mr Abe is the current serving Prime Minister of Japan and was re-elected to the position in December 2012.  (Photo by Chris Ratcliffe/Getty Images)

Chris Ratcliffe/Getty

British Prime Minister, David Cameron, meets the Prime Minister of Japan, Shinzo Abe, at Downing Street

Photographers in the press pen as Prime Minster David Cameron welcomes US President Barack Obama to Downing Street

Lauren Hurley/PA

Photographers in the press pen as Prime Minster David Cameron welcomes US President Barack Obama to Downing Street

Government Ministers In Downing Street...LONDON, ENGLAND - APRIL 20:  British Prime Minister David Cameron departs Number 10 Downing Street for the weekly Prime Minister's Question Time (PMQs) session a the Houses Of Commons on April 20, 2016 in London, England. Business continued as normal at Downing Street today ahead of US president Barack Obamas' visit to the United Kingdom.  (Photo by Ben Pruchnie/Getty Images)

Ben Pruchnie/Getty

British Prime Minister David Cameron departs Number 10 Downing Street for the weekly Prime Minister’s Question Time session a the Houses Of Commons in London, England 

Chancellor, George Osborne, leaves Downing street to deliver the Budget on Wednesday. The first Budget after the Conservative party won the General Election in May B

Charlie Bibby/FT

Chancellor, George Osborne, leaves Downing street to deliver the Budget on Wednesday. The first Budget after the Conservative party won the General Election in May

Britain's Prime Minister David Cameron and his wife Samantha return to 10 Downing Street in London, Friday, May 8, 2015.  The Conservative Party surged to a surprisingly commanding lead in Britain's parliamentary election, with returns Friday backing an exit poll's prediction that Prime Minister David Cameron would remain in 10 Downing Street. (AP Photo/Kirsty Wigglesworth)

Kirsty Wigglesworth/AP

David Cameron and his wife Samantha return to 10 Downing Street in London after the Conservative party surged to a commanding lead in Britain’s parliamentary election. 

Anthony Devlin/PA

Larry the cat waits outside 10 Downing Street, London

Justin Tallis/AFP/Getty

Nuns leave a polling station after voting in London as Britain holds a general election. Polls opened today in Britain’s closest general election for decades with voters deciding between the Conservative party, headed by prime minister David Cameron; the Labour party, headed by Ed Miliband and a host of smaller parties.

Britain's Prime Minister David Cameron leaves Downing Street to see Queen Elizabeth II for the official dissolution of Parliament, in London, Monday, March 30, 2015. The United Kingdom will go to the polls for a general election on May 7. (AP Photo/Alastair Grant)

Alastair Grant/AP

Britain’s Prime Minister David Cameron leaves Downing Street to see Queen Elizabeth II for the official dissolution of Parliament, in London

LONDON, ENGLAND - MARCH 30: A fox runs in front of 10 Downing Street on March 30, 2015 in London, England. Campaigning in what is predicted to be Britain's closest national election in decades will start after Queen Elizabeth II dissolves Parliament today. (Photo by Carl Court/Getty Images)

Carl Court/Getty

A fox runs in front of 10 Downing Street in London, England. Campaigning in what is predicted to be Britain’s closest general election in decades will start after Queen Elizabeth II dissolves parliament today 

Britain's Chancellor of the Exchequer, George Osborne, holds up his budget case for the cameras as he stands outside number 11 Downing Street in central London...Britain's Chancellor of the Exchequer, George Osborne, holds up his budget case for the cameras as he stands with his Treasury team outside number 11 Downing Street, before delivering his budget to the House of Commons, in central London March 18, 2015.   REUTERS/Suzanne Plunkett (BRITAIN  - Tags: BUSINESS POLITICS TPX IMAGES OF THE DAY)

Suzanne Plunkett/Reuters

Britain’s Chancellor of the Exchequer, George Osborne, holds up his budget case for the cameras as he stands with his Treasury team outside number 11 Downing Street, before delivering his budget to the House of Commons, in central London

Royal Regiment Of Fusiliers March Through Whitehall To Protest Against Disbandment Of The Regiment...LONDON, ENGLAND - OCTOBER 15:  Former members of the Royal Regiment of Fusiliers prepare to march from Downing Street after handing in a petition to save the battalion on October 15, 2013 in London, England. The campaigners later gathered outside the Houses of Parliament in protest against plans to withdraw the battalion as part of the Ministry of Defence's plans to reduce the army by 20,000.

Dan Kitwood/Getty

Former members of the Royal Regiment of Fusiliers prepare to march from Downing Street after handing in a petition to save the battalion in London, England. The campaigners later gathered outside the Houses of Parliament in protest against plans to withdraw the battalion as part of the Ministry of Defence plans to reduce the army by 20,000.

A police officer stands guard as Larry, the cat, waits to be let in to Number 10 Downing Street in London...A police officer stands guard as Larry, the cat, waits to be let in to Number 10 Downing Street in London August 30, 2013. Prime Minister David Cameron's plans to join a potential military strike on Syria were thwarted on Thursday night when Britain's parliament narrowly voted against a government motion to authorise such action in principle.     REUTERS/Toby Melville

Toby Melville/Reuters

A police officer stands guard as Larry, the cat, waits to be let in to Number 10 Downing Street in London. Prime Minister David Cameron‘s plans to join a potential military strike on Syria were thwarted on Thursday night when Britain’s parliament narrowly voted against a government motion to authorise such action 

Britain's Prime Minister Cameron leaves 10 Downing Street in London...Britain's Prime Minister David Cameron leaves Number 10 Downing Street to attend parliament in London August 29, 2013. Britain's parliament has been recalled to vote on how to respond to Syria's suspected use of chemical weapons. REUTERS/Suzanne Plunkett (BRITAIN - Tags: POLITICS CONFLICT)

Suzanne Plunkett/Reuters

David Cameron, UK prime minister, leaves Number 10 Downing Street to attend parliament in London on Thursday. Britain’s parliament has been recalled to vote on how to respond to Syria’s suspected use of chemical weapons