President Barack Obama and First Lady Michelle Obama have led a ceremony of remembrance at the White House on the 11th anniversary of the 9/11 terrorist attacks.
More top news
Chancellor Philip Hammond is due to deliver his Budget speech in the House of Commons.
Zimbabwe's recently fired vice president is set to return to the country be sworn in as the new president.
The US-led UN Command has released footage of a North Korean soldier's dramatic escape and shooting in the demilitarised zone.