One dead in five-car accident in Clayton County

One man has died in a five-car accident that blocked parts of I-285 in Clayton County Thursday night.Sean Putnam, 23, of Vermont was killed when he and a friend pulled over to help a woman fix a flat tire, according to authorities.Another car ran into them, causing a chain reaction. Six people were injured.The accident blocked all lanes on I-285 westbound just after Jonesboro Road due to the accident.