Authorities say a 35-year-old male runner who collapsed during the Chicago Marathon is dead.
Chicago police spokesman Darryl Baety says the runner collapsed to the ground around 10:30 a.m. on Sunday while running on city's near South Side.
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Police say the North Carolina man was pronounced dead at Mercy Hospital and Medical Center around noon.
The Cook County medical examiner's office says an autopsy is planned for Monday.