harris: all right, we are watching. the day is getting out. we are tilting at any moment, president biden will be departing m david. for the first time in 4 years for those 2. we don t even know if that 2 will shake hands or anything. they will be standing closer together this time. instead of the usual 12 feet, they will be 8 feet apart with their lecterns. the uncertainty and expected fireworks are why it is expected to be the most watched presidential debate in history. one of the key questions tonight is whether biden s weeklong debate prep at camp david will pay off, or will trump do better going out on the campaign trail and having more of a mixed wrap? this is outnumbered. i m harris faulkner with my cohost kayleigh mcenany you re joining us today, and their martha maccallum, fox news contributor and president of american spirit enterprises tammy bruce and fox news contributor senior fellow at the american enterprise institute and former speech writer to president