Donald Trump and Hillary Clinton are head to head in one of the most pivotal moments of the US presidential campaign.
The Presidential Debate is expected to reach a bigger audience than the US Super Bowl. And it's going to be a spectacle.
Historically, the debate's unofficial winner has won nine out of 11 elections.
Latest polling has the two candidates within 10 points of each other - and the debate is expected to be a game-changer.
Stay with us for live coverage and streaming.