FILE - In this April 27, 2011 file photo, Katherine Jackson poses for a portrait in Calabasas, Calif. An expert told jurors Tuesday May 7, 2013 that Michael Jackson's doctor was not qualified to treat the singer for insomnia or drug addiction. Jackson's mother is suing AEG Live LLC claiming it failed to properly investigate Jackson's doctor before allowing him to work on the singer's planned 2009 comeback concerts. (AP Photo/Matt Sayles, File)
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