BALTIMORE (AP) — A 26-year-old man has been sentenced to 10 years in prison for throwing a chunk of concrete that killed an off-duty Baltimore police officer during a dispute over a parking space.

Sian James was sentenced Wednesday in Baltimore Circuit Court.

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He had been charged with murder in the death of Detective Brian Stevenson, but a jury convicted him of involuntary manslaughter, which carries a maximum 10-year term.

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Prosecutors said James ratcheted up an argument into a deadly assault. James testified that he acted in self-defense and feared Stevenson was going to shoot him and his friend.

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