CHICAGO (CBS) — A 22-year-old man was killed Thursday night, when a car rear-ended his motorcycle as he was riding in the Edgebrook neighborhood, sending him flying into a tree.

Steven Lajin was riding his motorcycle west on Devon Avenue a couple blocks west of the Edens Expressway, when a small black vehicle rear-ended him.

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Witnesses told police Lajin was thrown from his motorcycle, and his body hit a tree. He was taken to Advocate Lutheran General Hospital in Park Ridge, where he was pronounced dead. Police said he was wearing a helmet.

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The driver who rear-ended Lajin fled the scene after the crash.

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No one was in custody Friday morning. The Police Major Accidents Investigation Unit was investigating.