(UPDATE 5:44 a.m.): California Highway Patrol say they received multiple calls just before 4:00 a.m. Saturday that a SUV was headed the wrong way in on Highway 99.

CHP says callers reported that SUV was headed southbound in northbound lanes at Airport drive, as well as northbound in southbound lanes in the same area.

As officers were responding to the area a crash was reported on southbound 99 at the Norris Bridge. CHP says the SUV matching the callers description had collided with the bridge, not another vehicle and caught fire. The driver died at the scene. 

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California Highway Patrol are investigating a fatal accident that happened Saturday morning on southbound Highway 99 between Olive and Airport Drives. 

Early reports show CHP officers responded to the crash just before 4:00 a.m. involving a semi-truck and another car. One of the vehicles was reportedly driving in the wrong direction on the highway before crashing into the other, bursting into flames. 

As of 4:45 a.m. southbound 99 lanes were closed as crews worked to put out the flames and clear the wreck. Traffic was being diverted off the highway at Knudsen Drive down Norris Road. 

There is no word on how many people were involved in the crash or if there were any other injures. 

We will update this story as more information becomes available.