GLENDON, Pa. (CBS) — One person was killed during a fiery crash between a tractor-trailer and a car in Northampton County Monday morning.

The accident happened shortly after 8:30 a.m. in the westbound lanes of Interstate 78 in Glendon, Pa.

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According to investigators, at least one person was killed after a ShopRite tractor-trailer and a car collided. Authorities say the car was trapped underneath the tractor-trailer and a fire started as a result of the crash.

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It was not immediately known if the deceased was in the tractor-trailer or car.

The deadly crash remains under investigation by the Pennsylvania State Police.

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