CHICAGO (CBS) — Divers have pulled a second body from a retention pond in south suburban Lynwood, more than a week after a car plunged into the icy water.

Witnesses saw a black Pontiac Grand Prix crash into the pond off the 2900 block of Lincoln Highway on Dec. 18.

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The car ended up on its roof, and divers searched the water for four hours before suspending the search. The body of 27-year-old Christopher Stone was found the next day.

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Witnesses had reported seeing a second person in the car, but no second body was found during a number of searches last week.

The Cook County Sheriff’s office said the body of a second person was found on Tuesday morning. The male victim has not yet been identified.

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The cause of the crash is under investigation.