A 56-year-old man was in his vehicle in the 4700-block of West Arthington Street in Lawndale just before 6 a.m., when a vehicle with three male teenagers approached, CPD said.A struggle ensued before the victim, a FOID and CCL holder, pulled out his weapon and fired several rounds, according to CPD.RELATED: Chicago police: Man injured in shooting, attempted carjacking in Clearing EastThe 15- to 18-year-old driver of that vehicle was shot in the head, and taken to Mt.A second teen about the same age was found several blocks away with a gunshot wound to the shoulder.A third teen, who was in the backseat of the suspect vehicle, suffered a broken leg in the crash, and was taken to a local hospital in fair condition, police said."