Former Vice President Joe Biden focuses on the coronavirus in an address Friday in Wilmington, Del.

Meanwhile, the Trump campaign has continued to focus on unverified allegations about the business dealings of the former vice president's son Hunter Biden.

While Biden has made the pandemic a centerpiece of his message in the final days of the campaign, Trump has tried to shift the conversation away from it and defended his administration's response.

During Thursday's debate, Trump said the coronavirus pandemic "will go away, and as we say, we're rounding the turn

In a campaign call Friday, Trump adviser Jason Miller said the president's two main goals for the debate were to remind voters he is the candidate fighting to get the economy open and that he is the outsider, while Biden is a "creature of the swamp."