Ed Miliband steps down as Labour leader after his party's disappointing general election showing.
David Cameron promises to lead a government for "one nation" and make "Great Britain greater" as he returned to Downing Street as prime minister.
Millions of people will be casting their votes in the UK general election later.
Party leaders and candidates are making a last-ditch pitch for votes on the final day of campaigning before the general election polls open.
