Police in Illinois have determined that a 2-year-old boy who was killed in July when a car crashed through the front door of a Portillo's restaurant as his family was eating lunch was allegedly the victim of "driver error" — but no charges are warranted, according to cops.

After a nearly three-month investigation, authorities found that "the driver mistakenly pressed the accelerator instead of the brake, causing the vehicle to strike the restaurant," according to an Oswego Police press release .

"The department's findings were submitted to the Kendall County State's Attorney's Office, which reviewed the case, found the investigation to be thorough and complete, and concurred that criminal charges were not warranted against the 50-year-old driver," the release says.

Finnegan McKee, son o

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