You can watch the presidential debate between Barack Obama and Mitt Romney live from Hofstra University in New York with the video stream above provided by YouTube.
CLICK OVER TO HUFFPOST LIVE to follow the action and participate in real-time conversation on the event as it unfolds.
Looking for where you can find the debate on television? It should be hard to miss as it airs on major stations like ABC, CBS, Fox, NBC, PBS, Univision, MSNBC, CNN, and CNBC.
Check out our list of 100 must-follow Twitter feeds for the latest buzz and developments on the showdown.
The presidential debate on Tuesday night comes as the second for Obama and Romney, who faced off against one another just two weeks ago. The next and final presidential debate will take place on Monday October 22.
Below, scenes from last week's vice presidential debate. Scroll down for live blog updates of all the action.