Conversation so far:
What controversies was Nancy Grace apart of?
In January 2014, she again ignited controversy for her wildly negative depiction of recreational marijuana users.
Are there any other interesting aspects about this article?
Grace has been awarded several American Women in Radio & Television Gracie Awards, the Individual Achievement/Best Program Host, and has been recognized by many other organizations.
What tragedy was Nancy Grace accused of capitalizing on?
Tragedies such as her handling of The Ultimate Warrior's death, and the Duke lacrosse case.

Question: When did those occur?
Self-contained rewrite: When did the tragedies Nancy Grace is accused of capitalizing on occur?