Brian Trainer is Police officer for Washington, DC Metropolitan Police Department.

^[0]Officer Trainer joined the force in 2012.

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Officer Trainer received a firearms training award from the police department in 2012.

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On September 11, 2016, Officer Trainer fatally shot motorcyclist, Terrence Sterling after he crashed into his squad car.

^{[1] [2]}Sterling was unarmed.

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Officer Trainer's Body camera was turned off during the shooting, causing calls for transparency and protests.

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