 no studio audience to cheer them on. We'll see whether those mock debates that the president has been doing will ultimately pay off. And which version of Donald Trump shows up tonight? The former president who's on the attack or a much more measured version of the former president who wants to stay on message David. Rachel, thanks so much for leading us off tonight. Let's get right to our chief White House correspondent Mary Bruce with me here in New York. It's impossible to overstate the stakes for the current president, the sitting president