Harris, Trump return to trail as debate looms [Video]

Kamala Harris and Donald Trump return to the US campaign trail Wednesday with new polls showing the White House race remains on a knife-edge less than a week before their crucial first debate.

Vice President Harris, who has revived Democratic hopes with just over two months until the November 5 vote, will be unveiling proposed tax breaks for small businesses as she fleshes out her economic policy during a visit to New Hampshire.

Trump meanwhile takes part in a pre-recorded town hall event on conservative Fox News in the battleground state of Pennsylvania, after a notable absence by the Republican from the trail over the US Labor Day weekend, traditionally seen as the start of the final sprint.

The rivals are getting in some last-minute campaigning ahead of the presidential debate on Tuesday, when millions of American voters will finally get to see them do battle in person on primetime …