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KEARNEY, Mo. — The Missouri Highway Patrol has identified the man killed early Tuesday morning in a traffic accident in Kearney, Mo.

James Davis, 61, died in the one-vehicle accident on I-35 near 92 Hwy in Kearney, Mo. A passenger, John Clark, 64, sustained moderate injuries.

According to authorities, Davis was driving a 2003 Chevrolet Avalanche when — for an unknown reason —  the roadway, struck a guard rail and subsequently overturned. The accident happened in the southbound lanes of I-35.

Troopers temporarily blocked one lane, but all lanes have since reopened.