The impact of the crash sent both vehicles across all three lanes of traffic before coming to a stop on the left shoulder, state police said.
The driver of the Fiesta and her three passengers were pronounced dead at the scene, according to ISP.
The victims were identified as 45-year old Stacy Harris, 17-year-old Jeremy Johnson, both of Schaumburg, and 47-year-old Herlanda Harris, of Chicago, according to the Cook County Medical Examiner s Office.
Graves was transported to a local area hospital with non-life-threatening injuries. He was taken into custody on Monday without incident and has been ordered held on a $450,000 bond.
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