Additional interviews will include a social psychologist.
a One Direction fan and ABC News contributors Chris Connelly, Kelley Carter and Megan Ryte.
The boy band singers sudden death sparked renewed questions about the dark side of fame.
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How did the 31-year-olds brilliant star fade so dramatically?
The circumstances surrounding his death are still under investigation.
As reported earlier, hotel staff raised the alarm aboutPaynes apparently erratic behavior moments beforehis death,911 calls have revealed.
