CHICAGO (CBS) — Police are investigating a drive-by shooting that left a man in critical condition in the Auburn-Gresham neighborhood.

The shooting happened around 1:50 a.m. in the 1200 block of West 81st Street, police sadid.

Someone inside a passing vehicle shot the man once in the leg, police said.

The man shot was taken to Advocate Christ Medical Center in critical condition, Greer said.

Gresham District police Capt. Juan Morado said the wound caused the victim to lose a lot of blood and a description of the vehicle was not immediately available.

No one was in custody as of sunrise Thursday. Calumet Area police detectives are investigating.

The Sun-Times Media Wire contributed to this report.

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