Libor rigging inquiry shut down by Serious Fraud Office www.bbc.co.uk/news/business-50107320
It’s taken so long for this to be investigated that I can’t quite remember what exactly it was about, but the bankers have got away with it again, and I can’t help but think the timing of this announcement was carefully thought out 
I do remember I thought it quite scandalous and corrupt at the time, off to do some more googling...