(CNN) Eleven people were rushed to hospitals in Illinois after a vehicle struck the back of a haywagon they were riding in, authorities said.

The Kendall County Sheriff's office cited the driver of the vehicle, Kaitlin Minick, 22, with "failure to reduce speed to avoid an accident," the sheriff's office said in a tweet

The crash took place Saturday in Kendall County, the sheriff's office said -- about 55 miles southwest of Chicago.

The car flipped over after hitting the wagon, according to CNN affiliate WLS

Of the 14 people in the tractor-towed wagon, 11 had "varying degrees of injuries" and were transported to local hospitals, the sheriff's office said. All passengers were adults.

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