Investigators are looking for the cause of an early morning fire at a Shreveport auto dealership. The blaze was reported just before 2:00 a.m. this morning at Z Best Cars on Shreveport-Barksdale Highway. Fire Crews were able to quickly get the flames under control; there is no word on the extent of damage. Stay with KTBS 3 News and KTBS.com for the latest on this developing story.