Final answer:
Douglas Faneuil was involved in an insider trading scandal as a Merrill Lynch brokerage assistant.
Step-by-step explanation:
Douglas Faneuil, a Merrill Lynch brokerage assistant, was involved in an insider trading scandal.
Insider trading refers to the illegal practice of trading stocks or other securities based on non-public information that could affect the stock's price.
In Faneuil's case, he provided information to his boss, Peter Bacanovic, which led to the sale of ImClone Systems stock by Martha Stewart before negative news about the company became public.