Nicholas Glenn was a career criminal from Philadelphia.

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On September 16, 2016, Glenn was killed in a shootout with Philadelphia police after he ambushed and shot two cops and four civilians, killing one of the bystanders, in a targeted attack on Police officer s. ^{[1] [0]}

A note believed to be written Glenn that allegedly contained rambling anti-police rhetoric and named a specific parole officer as a target was recovered near the scene.

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Glenn had a number of Drug possession convictions in Philadelphia and was also charged in connection with a Gang rape case in November 2009.

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