Affirming the proposition that a "sentencing court's finding that a firearm was possessed in connection with a drug offense for purposes of § 2D1.1 will not be over-turned unless it is clearly erroneous"
Holding the Nixon standard "inappropriate where production is requested by a criminal defendant; (B) on the eve of trial; (C) from a non-party; (D) where the defendant has an articulable suspicion that the documents may be material to his defense. A defendant in such a situation need only show that the request is reasonable, construed as 'material to the defense,' and not unduly oppressive for the producing party to respond."
Holding that defendant's failure to disclose another partner's interest in a partnership tax return was material because it had the potential for hindering the IRS's efforts to verify and monitor the other partner's tax liability