SUPERIOR, Colo. (CBS4) – Police chased a Papa John’s pizza delivery car from Adams County to Boulder County overnight, but so far it’s not clear why.

Adams County deputies started chasing the car in Adams County at approximately 10:30 p.m. or 11 p.m. Tuesday night.

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Boulder County closed U.S. 36 temporarily at the request of Adams County.

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(credit: CBS)

(credit: CBS)

It’s unclear who was driving the vehicle or if anyone was arrested.

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It’s also not clear so far if anyone was injured.