Ken starts a 2 part series covering the financial mastermind Bernie Madoff, who up to this point has flown under the girls' radars...
Sources:
https://en.wikipedia.org/wiki/Bernie_Madoff
https://en.wikipedia.org/wiki/Carl_J._Shapiro
https://en.wikipedia.org/wiki/Payment_for_order_flow
https://en.wikipedia.org/wiki/Andrew_Madoff
