A 4-year-old boy was killed Wednesday afternoon in a boating accident in the Wetherill Canyon area of Lake Powell.
A National Park Service spokesman said the boy was riding in a boat with one adult and six other children when the craft struck a rocky shoal about 3:45 p.m.The child was thrown from the boat and was struck by its propeller.
Family members took the child to Dangling Rope Marina, where National Park Service personnel provided advanced lifesaving support and summoned a medical helicopter.
The boy, whose name has not been released, was pronounced dead at 4:30 p.m., the park spokesman said. The death is being investigated by the National Park Service and Kane County Sheriff's Office.