Citigroup agreed to buy back $7 billion in securities and pay $100 million in penalties as part of the resolution of multistate litigation alleging it Deceived/Defrauded customers in the marketing and sale of auction rate securities. For more info visit https://web.archive.org/web/20100215073124/http://www.ag.ny.gov/media_center/2008/aug/aug7a_08.html