Clarification: Citigroup and Lehman Brothers 17 September 2008 4:58PM Citigroup point out that while they are listed in the Lehman Brothers bankruptcy filing as having an unsecured debt of approximately US$138 billion, this is as an indenture trustee for bond debt in connection with Lehman Brothers Holdings senior notes.Citi said in an email statement that this is administrative in nature and does not represent exposure to Lehman Brothers for Citi.