Remaining sheltered behind the gates of his father's mansions and the masks he wore in public as a child was no longer an option after Jackson's death from a surgical anesthetic overdose nearly four years ago.

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Murray told investigators two days after Jackson's death that he used the surgical anesthetic propofol every night for two months to help him rest for rehearsals.

CNN: March 4, 2013 -- Updated 1554 GMT (2354 HKT)

Gosnell also was accused in the death of Karnamaya Mongar, 41, who died of an anesthetic overdose during a second-trimester abortion at his West Philadelphia clinic.

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The coroner ruled his death was caused by a fatal combination of sedatives and the surgical anesthetic propofol.

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The lawsuit contends that AEG Live is responsible for Jackson's death because it hired and supervised Dr. Conrad Murray, who was administering the surgical anesthetic propofol to Jackson each night for a month to induce sleep as he prepared for a series of concerts organized by AEG Live.

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Along with the song, Murray talked about his role in the death of Michael Jackson, who the coroner ruled died from a lethal combination of sedatives and the surgical anesthetic propofol.

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