WILMINGTON, Del. - The U.S. trustee in the Chapter 11 bankruptcy of Overseas Shipholding Group Inc. (OSG) on Dec. 3 filed a brief in the U.S. Bankruptcy Court for the District of Delaware objecting to OSG's request for a waiver of requirements under the Bankruptcy Code governing the deposit and investment of $320 million in estate funds (In Re: Overseas Shipholding Group Inc., No. 12-20000, Chapter 11, D. Del. Bkcy.).