The Residential Mortgage-Backed Securities Working Group announced a new website this week for whistleblowers to submit tips regarding potential fraud involving non-agency mortgage-backed securities. There are scores of people who worked in the residential MBS market who acted responsibly but who also may have witnessed greed and misconduct that crossed the legal line and created havoc for investors, homeowners and our economy, said Acting Associate Attorney General Tony West. We want to hear from them ... [Includes seven briefs]