Republican presidential nominee Mitt Romney and President Barack Obama answer questions during the first presidential debate. (AP Photo/Charlie Neibergall and Getty Images)
Tuesday, Oct 16, 2012 Updated at 7:48 PM PDT
We are following Tuesday night's presidential debate between President Barack Obama and Republican challenger Gov. Mitt Romney, curating the top tweets, Facebook posts, Instagram photos and more from NBC journalists at the debate at Hofstra University in New York and from social media users around the nation.