NEW IBERIA, La. - The Iberia Parish Sheriff's Office says three adults and an 8-month-old baby died after an SUV ran off the road, hit a guard rail and overturned in New Iberia.

Maj. Ryan Turner, a sheriff's office spokesman, says that a 7-year-old boy was the only survivor of the wreck Saturday evening.

He says the 49-year-old driver was thrown from the vehicle when it flipped about 5:15 p.m. Saturday on South Lewis Street.

He says two other adults, a man and a woman, and the baby died at hospitals. The boy was hospitalized.

He did not know their relationships or home towns, or the baby's gender.

The victims' names have not been released.