4-year-old boy struck by hit-and-run gray Audi on Batchelder Street in Dorchester, Massachusetts

A 4-year-old boy was struck by a car that then fled the scene on Batchelder Street Saturday afternoon in Dorchester.  A witness said the car initially stopped, but fled after someone in the area said they were going to call police. The little boy was rushed to the hospital with unknown injuries. The car that struck the boy was a gray Audi with a black grill with Massachusetts plates and number 4NDY90.