One can read the volumes of available literature explaining everything that has transpired since the first Libor manipulation became public, then proceeding to FX, then gold and so on (next up E-minis, Treasurys, options and so on) or one can just read these 34 words which explain everything one needs to know.
"The banks have been allowed to investigate themselves," one source familiar with the investigation told Reuters. "The investigated decide what they want to investigate, what they admit to, and how much they will pay."
With that we saved you days of reading. And now waste the time by buying the rigged market at 11:00 am and selling it at 11:30 am every day and outperform 98% of all hedge funds.