KANNE, Circuit Judge.
In 2007, a jury convicted Lonnie Morris of drug and firearm offenses. On appeal, he challenges the sufficiency of the evidence, the jury instructions, and the admission of certain expert testimony. We affirm his conviction.
I. BACKGROUND
In late May 2005, authorities began investigating suspected drug trafficking activities at 707 Albert Avenue, a residence on the west side of Rockford, Illinois. The investigation was conducted...
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