important night for president biden. what can we expect? reporter: well, he s been preparing for it for about a week now, according to his aides who say he s been going through the speech line by line not only because he wants to strike that balance that you were talking about earlier, talking about coronavirus fatigue that s happening inside the country while also still talking about those 1,500 deaths still happening every single day. they also say he wants to properly convey what this $1.9 trillion coronavirus relief bill he just signed a few hours ago is actually going to mean for americans. it s this big, massive, complex bill, so they want to make sure he s talking about how it will benefit those lower and middle-income americans that they say he intended to look out for in this bill. of course, wolf, this comes as he signed the bill earlier today, earlier than expected. thank you all. appreciate it. reporter: with that signature, joe biden sealing a defining mome