David Cameron will meet US presidential candidate Mitt Romney at Downing Street today, during Romney's visit to the capital.
The Republican candidate is using the trip to raise campaign funds and canvass for support among London's large American community.
Romney, who is trailing Democrat president Barack Obama by a narrow margin in the latest polls, is also due to meet Deputy Prime Minister Nick Clegg and Labour Leader Ed Miliband.
More top news
A headteacher has reportedly warned "snowplough" parents are so over-protective that their children end up unable to deal with failure.
The largest horse chestnut tree in the country declared as the 300-year-old specimen at the estate where PM Benjamin Disraeli once lived.
The fanfare and fireworks at Tattersalls in Newmarket on Friday failed to materialise as three Frankel foals met with differing fortunes