really make this campaign work, but, really, the campaign believes that it comes down to organization, and they certainly in iowa and new hampshire feel confident where they are in that process, wolf. >> brianna, traveling with the vice president in pittsburgh today. you got a chance earlier in the day to ask him about a possible run. how did that go? >> reporter: he really cannot, would ev wolf, avoid the question, will he or won't he? getting it from report 0ers during this trip, during his other trips. eve be on this parade route today. a lot of people along the parade route where-of-were asking him. he's having to have a little fun at our expense. check it out. mr. have -- sounds like you have a rationale for returning? >> i'm going to run part of this parade. >> you're running? a declaration? >> no. i'm going to run part of the parade! >> reporter: wolf, this was a very energized joe biden we saw