Trabing fire caused by car exhaust

June 24, 2008 5:25:43 PM PDT
CAL FIRE officials have determined the cause of last Friday's fire near Aptos in Santa Cruz County.

Hot particulate matter from a car's exhaust pipe set fire to grass growing alongside the road. The fire then spread to other nearby vegitation.

The fire destroyed 10 homes and burned about 600 acres.

Authorities initially received witness reports that someone was intentionally starting fires in that area.