david gurrigan, this is a big problem. can presidents come back in the second term when the clock is ticking from a mayor fiasco? >> i think whether the program will work or not is highly problematic. we don't know. the question whether the president can come back in the second term, yes he can. he has time to do that. ronald reagan had contra early and bill clinton had monica lewinsky and got i'm peempeache had -- >> i would say on that, though, one of those is a personal failing, albiet, one, this effects everyone in america someway. >> here is the difference, piers. in both cases, regan and clinton, their credibility was badly damaged by the incident, and they both came back. it took a lot of work. the president has to make up for it. if he gets a growing economy and into a deal that is welcomed on all sides and maybe this thing works better over time, you know, his -- this will be an incident of the past but right now, i think you can say fairly he's been -- this damage to him has been devastating. i'm not sure it's fa