SACRAMENTO (CBS13) – A restaurant in Sacramento went up in flames early Monday morning after firefighters say a truck slammed into the building possibly sparking the fire.

Investigators say they received a number of 9-1-1 calls about a fire at the Cobblestone Cafe on University Avenue near Howe Avenue.

When firefighters arrived, they found a truck slammed into the business and fire spreading through the attic.

Two other vehicles were also on fire.

Damage to the building is severe.

The driver of the truck was nowhere to be found.