Once jittery Republicans sound increasingly confident they can keep Ossoff under 50 percent, thanks in part to a surge of attack ads from national groups that depict him as an inexperienced stooge of U.S. House Democratic leader Nancy Pelosi. Data suggest that conservative-leaning voters kept pace with Democrats in early voting, and GOP campaigns say internal polls indicate a strong Election Day turnout.
Add to this unpredictable mix last-minute tweets from Trump, who won Georgia by 5 points but carried the district by a narrower margin. The president referred to Ossoff as a "super Liberal Democrat" who would threaten his agenda on immigration and tax policy. Ossoff said the president was "misinformed with respect to my priorities" and said he's focused on last-ditch campaigning.
"It is just down to turnout. Special elections are special. They're hard to poll. Intensity, momentum and engagement can go a long way," he said. "It's all going to come down to turnout. All of our efforts right now are on getting out the vote."
More: A closer look at election-eve dynamics in the 6th District race