PHILADELPHIA (CBS) — One person is dead and another was injured overnight after a single car crash along Roosevelt Boulevard in the Lawncrest section of the city.

It happened around 3 a.m. Saturday in the northbound lanes near Adams Avenue.

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Police say the driver lost control of the vehicle and slammed into a tree.

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One person was killed in the crash.

A second victim was rushed to Albert Einstein Medical Center in unknown condition.

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The cause of the crash is under investigation.