Overview

• An autopsy on Sunday determined the man died by drowning and classified the manner of death as homicide, according to the Cook County medical examiner.
• Chicago Fire Department divers pulled the man from the water after 3 a.m. near DuSable Harbor, and he was pronounced dead shortly afterward.
• The Chicago Police Department has opened a death investigation and has not announced any arrests or suspects.
• The medical examiner has not released the man's identity, confirming only that he was 63 years old.
• The case comes during a hazardous summer on the lakefront, with at least 32 drownings on Lake Michigan reported this year by a regional tracking group.