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Associated Press
Dr. Janeen DeMarte an expert witness for the prosecution, is cross-examined by defense attorney Jennifer Wilmott during the Jodi Arias trial at Maricopa County Superior Court in Phoenix on Thursday, April 18, 2013. Arias faces a potential death sentence if convicted of first-degree murder in Travis Alexander's June 2008 killing at his suburban Phoenix home. (AP Photo/The Arizona Republic, Mark Henle, Pool)

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