mr. madoff? er: mark madoff and the other family members maintain their innocence and declined our request for an interview. >> i have no comment. i'm sorry, i told you. >> safer: but in a statement, the madoff sons say picard's allegations are baseless, that they had no prior knowledge of bernard madoff's crimes. >> if you were those sons, and you knew what you knew today about where all that money came from, wouldn't you be embarrassed to keep that money? they should give it all back. and if they don't give it all back, i think we have an obligation to go get it and take it all back. >> safer: and that includes mother madoff ruth. though, she's already agreed to forfeit about 80 million in assets, picard has sued to keep her on a very short leash. any time she spends over a $100, she has to check in with you, correct? >> she reports it to us at the end of a month. >> safer: and how is she living now? >> very modestly. >> and the most significant amount of money that ruth is currently spending is