On July 13, 2012, Duncan was taken to Cedars Sinai Medical Center after suffering a heart attack. Media reports suggested that his girlfriend, Omarosa Manigault, had tried to save his life by performing CPR. Duncan's publicist, Joy Fehily, issued a statement on August 6 that read he was moved from the intensive-care unit but remained hospitalized following his heart attack. On September 3, Duncan died in Los Angeles.
But, she did get involved in a long-running lawsuit with the family over his estate. Here's a steamy gossip article that claims she unduly influenced him in the re-writing of his will when he was ill and not completely himself shortly before his death.
Gossip about Omarosa and Clark
People who worked with her in prior positions have said that she was difficult.
That said, who knows the whole truth?