After a spirited 90-minute exchange of ideas, the first debate between Donald Trump and Joe Biden is finished.
The spin doctors and pundits are taking the stage now to provide their analysis of Debate I.
But the most important people to decide on the substance of Tuesday's discussion is the American public.
That's why we are asking you who do you think won Tuesday's debate.
And most importantly, why?
We're very interested in your responses.