This undated Philadelphia Police photo shows Sean Benschop, who also goes by the name Kary Roberts. Benschop, 42, who was allegedly high while operating demolition equipment when a downtown building ... more 
This undated Philadelphia Police photo shows Sean Benschop, who also goes by the name Kary Roberts. Benschop, 42, who was allegedly high while operating demolition equipment when a downtown building collapsed and killed six people, will be charged with involuntary manslaughter, a top city official said Friday, June 7, 2013. (AP Photo/Philadelphia Police) less 
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Associated Press | Photo By Philadelphia Police
Fri, Jun 7, 2013 7:33 PM EDT