Showbiz
Photorazzi / Dean Kirkland
The 36-year-old attends daily Narcotics Anonymous meetings after becoming addicted to the drug in her twenties, but she is worried that Moss has yet to overcome her drug problems.
Moss was pictured in a newspaper in 2005 allegedly chopping out lines of cocaine.
Campbell told GQ: "She is hurting herself and when it's exposed she doesn't have the space or time to help herself because everyone is looking at her. It's hard."
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