(KMOV.com) -- A mother and her 9-year-old son are dead after a crash in Jefferson County, Illinois, early Saturday morning.
Authorities said the accident Melanie May and her son Aaron were killed when the jeep they were in hit a guard rail and flipped into a creek.
The 19-year-old drive suffered only minor injuries, according to police.
The accident happened in Benton, which is northeast of Carbondale.
An investigation into the cause of the accident is underway.