commercial real estate is self-sheltering. that's why we look at a guy like donald trump and we say, is he at zero? it's like, yeah, he's a zero. >> drew, so we know we had this huge write-off in 1995, and could have prevented him from paying any federal income tax or personal income tax for many, many years, it sounds like it's feasible that he could still not be paying federal income tax. >> yes, and that could be what's preventing donald trump from releasing these tax records, not that audit that he talks about. see, anderson, there could be a huge flow of income coming through the front door of trump's organizations, but because of all of those tax advantages and write-downs and depreciation he talks about, the end result could be zero in terms of his federal tax liability. these experts say nothing illegal about it. in fact, nothing particularly special about what trump may be doing here. it is just the current tax law. >> and have you heard from the campaign any news on releasing those tax returns? >> i have asked again today, anderson, no response. >> someone who knows more than