Traffic delays on I-15 northbound near Las Vegas Motor Speedway

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Traffic delays on I-15 northbound near Las Vegas Motor Speedway

By Krista Hostetler. CREATED Jul 23, 2014

Las Vegas, NV (KTNV) -- Traffic on I-15 northbound near the Las Vegas Motor Speedway is slow moving, due to an incident involving a semi truck.

There are reports that the truck caught fire on Wednesday afternoon.

It's unclear what started the fire or whether anyone was injured.

Drivers are being encouraged to avoid the area.

Action News will update this story as more information becomes available.