(AP) — A grand jury has indicted a white Chicago police officer charged in the shooting death of black teenager Laquan McDonald.

According to a copy of the indictment posted Wednesday on the Chicago Tribune’s website, Officer Jason Van Dyke was indicted Tuesday on six counts of first-degree murder and one count of official misconduct.

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The indictment alleges Van Dyke shot the 17-year-old knowing it “created a strong probability of death or great bodily harm.”

Van Dyke attorney Daniel Herbert did not return a phone call Wednesday night from The Associated Press.

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Prosecutors initially charged Van Dyke with one count of murder hours before video of the October 2014 shooting was made public.

McDonald was walking down a street and carrying a knife with a 3-inch blade when he was shot 16 times.

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