CERES (CBS13) — Authorities say a suspect who led them on a high-speed chase that started in Ceres shot and killed himself as officers closed in.

Ceres police say, late Sunday night, an officer tried to pull over a Ford Mustang that was speeding. The officer says the driver would not yield, however, and continued driving onto Hatch Road, near Stonum Road.

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The chase continued through the city and eventually into the county, with the suspect hitting speeds over 100 mph at times.

Eventually, police say the suspect drove into a cornfield along Shiloh Road. The driver then got out and ran, prompting authorities to set up a perimeter in the area.

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With the help of a helicopter, officers were able to hone in on the suspect. However, when they moved in, officers found that the suspect had shot himself.

Officers started life-saving measures, but he was soon pronounced dead.

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The name of the suspect is not being released at this point.