Police said the shooting happened in the Heart of Chicago neighborhood's 2300-block of West 18th Place just before 7 p.m.
A vehicle pulled up, and someone got out and took out a gun before firing shots, striking a man on the porch, police said.
The 35-year-old victim, shot in the chest, was transported in critical condition to Mount Sinai Hospital, where he was later pronounced dead. His name was not immediately released.
Area Three detectives are investigating. Authorities did not immediately provide additional information about the shooting.
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