Crews investigate what sparked semi-truck fire

TUCSON, AZ (Tucson News Now) - Fire crews responded to a semi-truck fire near 17th and Euclid around 2 p.m. on Wednesday.

Crews on the scene said the semi had just unloaded produce when the truck caught fire.

They say the fact that the semi had its back hatch closed helped prevent the fire from spreading into the building.

Crews were still investigating what sparked the fire.

Watch the raw video sent in by a viewer here.

Stay with Tucson News Now as we receive more information on this incident.