In the wake of one of the worst financial crises in history, governments across the world are moving in fits and starts to adjust financial regulation so as to stem systemic risk emanating from banking's big players.
Yet the effects of the 2008/2009 meltdown are still being felt across the global economy. The sector's problems show few signs of abating or diminishing in severity, and many critics claim that efforts to reform global banking have fallen far short of what's needed.
It's called the Global Laundromat - a vast money laundering scheme operating between 2010 and 2014 which churned dirty money through the legitimate banking system in countries across the world. It was also the conduit by which Russian officials and insiders could move billions of dollars into Europe, the US and other countries. The Guardian's Caelainn Barr worked on this exclusive investigation.