CHICAGO (WLS) -- Chicago Fire Department says four men were wounded in a shooting near a Shell gas station in Lawndale on Chicago's West Side Sunday.According to fire officials, around 4 a.m. four men were standing outside in the 3900 block of Roosevelt Road when an unknown male exited a silver or gray sedan and fired shots at the group, striking all four.Officials say the offender fled scene and is not in custody.Officials say three of the victims were transported to Stroger Hospital. A 35-year-old man is in critical condition after he was struck in the lower backside, hip and leg. Another 19-year-old man was shot in the leg and is reportedly in good condition, according to officials.Another man, 20, was shot in the arm and the leg and is reportedly in a stable condition.Officials say the fourth victim, a 21-year-old man, was shot in the face, arm, and foot. He transported himself to Mount Sinai Hospital.Officials say circumstances of the shooting are still being investigated.