A terrifying scene from a soccer field in Wichita, Kansas. There are new questions about why a woman who plowed into a group of people is no longer in police custody. A six-year-old and an adult were killed, and nearly a dozen other people were hurt in Saturday's incident. The driver, a 34-year-old woman, had two of her kids with her. She was held by police, then released a day later. CBS News' Ian lee spoke to witnesses in Wichita.)  Â