liability companies where they park debt and money comes in from the overseas. so to the extent the veil gets pierced because of the stormy daniels payment or the mcdougal payment, bob mueller and other investigators have a field trip around some of these things from an investigative standpoint. >> tim, when you say alan weiselberg knows everything about trump's finances, knees everything. you report he even was handseling his household bills even down to the nickel. >> and personal taxes. >> it's clear he could be more important figure in all of this than michael cohen. >> yes, no doubt. >> joyce vance, what's the significance of this reporting here? what does he mean to all of this? >> prosecutors love to say follow the money. this is literally the man who followed the money for decades. he can explain transactions to prosecutors the. he can narrate trump's taxes. he's a key witness and a key part of figuring out the puzzle