According to the District Attorney's office, the child died Saturday morning.
Kimberly Saucedo, 24, and her 5-year-old niece were inside the vehicle at the time. A 15-year-old boy, who was also inside, and the driver were able to make it out. Saucedo was severely injured and is recovering.
The driver, 35-year-old Isreal Suarez Lugo, has been charged with intoxication assault and intoxication manslaughter. Investigators believe Lugo was intoxicated, based on witness statements and field sobriety tests.
Michael Colchado happened to see the wreck.
He says he noticed a red truck with a female passenger inside driving erratically near Harrisburg and 75th.
"He drove around the vehicle and tried to run the red light and hit the vehicle," said Colchado. Seconds later, he says he saw the truck crash into a black Cadillac carrying four people.