Police in South Wales taken into custody an 18-year-old on Monday for a lethal hit. Officers say a car plowed into a motorcyclist on a quiet street near Newport. The victim died at the scene. The driver stopped close by, came back, and and drove off again. A man in the car was taken to hospital with injuries. Cops also took another suspect into custody over a caravan death case. They let him go but laid down strict rules. He must stay home and check in each week.