US prosecutors at the Fraud Section of the Justice Department and the Federal Futures Trading Commission ( CFTC ) have sent requests to several banks , including Goldman Sachs , to provide them with information regarding a probe into whether their traders rigged auctions on Treasury debt , say sources . Federal prosecutors and the top U.S. commodities regulator have asked banks to turn over information in connection with a broad probe into whether their traders rigged auctions on government debt, according to people familiar with the matter. With the CFTC investigation , there are reports that investigators are examining futures trading that takes place ahead of and around Treasury auctions , with possibly a focus on allegations of manipulation , rather than collusion , due to the efforts of the Fraud Section .
US prosecutors at the Fraud Section of the Justice Department and the Federal Futures Trading Commission ( CFTC ) have sent requests to several banks , including Goldman Sachs , to provide them with information regarding a probe into whether their traders rigged auctions on Treasury debt , say sources . With the CFTC investigation , there are reports that investigators are examining futures trading that takes place ahead of and around Treasury auctions , with possibly a focus on allegations of manipulation , rather than collusion , due to the efforts of the Fraud Section .