David Jacques Hernandez died after being taken to a hospital, according to authorities. His case is being investigated as a homicide and his mother's boyfriend is a person of interest.
The Los Angeles Times, citing anonymous sources, said the boy was found in a bathtub with his throat slit. The body was found by a family friend who went to the house at the request of one of the boy's relatives, the newspaper reported. There were three other children in the home ages 9, 11 and 14.