A whistleblower who helped the federal government uncover UBS AG's strategy for hiding assets of U.S. account holders was handed $104 million by the Internal Revenue Service in possibly the largest ...

Admitted tax cheat Bradley Birkenfeld helped IRS bust UBS. Sept. 11, 2012 — -- An ex-banker and convicted tax cheat who told the IRS how his employer, UBS, helped thousands of wealthy clients ...