 by three tenths of one percentage point. Today, Trump is back ahead by two tenths of one percentage point. I mean, they are tied. Let's think about some of the issues we expect to hear from tonight. We have been previewing them on NPR News. The economy is huge for most voters. Immigration is a big issue for many. Abortion is a big issue and one that the Biden camp wants to push tonight. America's role in the world is one in which each candidate