Multiple fatal car crashes were reported in Cook County early on New Year's Day, according to Illinois State Police.
The first double-fatal accident was reported around 1:45 a.m. on souhtbound Interstate 94 near 87th Street.
Police said two vehicles, including an Illinois Department of Transportation truck, were involved in a crash. The IDOT truck was parked in an accident investigation site when another vehicle rear-ended the truck.
Two people inside the car that hit the IDOT truck were killed in the crash. No injuries were reported to the driver of the IDOT truck.
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Hours later, just after 5 a.m., three people were killed in a crash on westbound I-290 near Mannheim Road.
Police said the crash involved a wrong-way driver, but further details were not immediately available.
The driver and only person in one of the vehicles died and a driver and passenger in a second vehicle were also killed. An investigation remained ongoing, police said.