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A demonstrator is thrown to the ground by her hair during a march following a vigil held for Kimani "Kiki" Gray in the East Flatbush neighborhood of New York's Brooklyn borough, Wednesday, March 13, 2013, in New York. According to the NYPD, the teen pointed a .38-caliber revolver at the plainclothes officers, who responded by shooting him to death. (AP Photo/John Minchillo)

Protests escalate over NYC teen shot by police

Demonstrators gathered in Brooklyn to protest the New York Police Department on Mar. 14 after the fatal police shooting of 16-year-old Kimani "Kiki" Gray, and 18 people were arrested after clashes ensued.