Ben Bernanke's biggest challenge
Video: The path ahead will be tricky for the Fed chairman's second term
Pat Dorsey, Morningstar director of equity research, talks to Matthew Warren, associate director for Morningstar's banking team, about the well-forecast renomination of Ben Bernanke as chairman of the Federal Reserve and the challenges he will face as he looks to exit the unparalleled programmes and policies of the financial crisis.