A man was fatally shot early Wednesday in North Lawndale on the West Side. A 47-year-old man was standing on the sidewalk in the 4100 block of West Grenshaw Street when a gunman approached on foot and opened fire about 12:05 a.m., striking him in the head, Chicago police said. The man was taken to Mount Sinai Hospital where he was pronounced dead, police said. No one was in custody.