''For years, traders at RBS, Barclays Plc (BARC), UBS AG (UBSN), Deutsche Bank AG (DBK),
Rabobank Groep and other firms that stood to profit worked with
employees responsible for setting the benchmark to rig the price of
money, according to documents obtained by Bloomberg and interviews with
two dozen current and former traders, lawyers and regulators. Those
interviews reveal how the manipulation flourished for years, even after
bank supervisors were made aware of the system’s flaws.''