Donald Trump and Hillary Clinton are among the most unpopular presidential nominees in US history. Both are distrusted and disliked by large sections of the electorate.

That's why many voters - around 10% in recent polls - say they will choose a third candidate instead in November.

The BBC's Rajini Vaidyanathan has more on the politicians from outside the two main parties and whether they could decide who wins the White House.

Produced by David Botti.