ELK GROVE (CBS13) — Southbound Highway 99 near Elk Grove was blocked due to a tractor-trailer fire on Monday morning.

The scene is south of Elk Grove Boulevard.

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It’s unclear if any other vehicles are involved and if there have been any injuries.

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Firefighters are responding to the scene. Southbound Highway 99 in the immediate area was blocked for a short time, but California Highway Patrol says two lanes are now open.

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Drivers are being urged to find an alternate route or expect delays.