You can read more on the incident as we get updates here.
Our photographer Neil Cross captured these images a short time ago.
9. Preston city centre fire
The latest scenes are firefighters battle the blaze. Photo: National World
10. Preston city centre fire
The latest scenes are firefighters battle the blaze. Photo: National World
11. Preston city centre fire
The latest scenes are firefighters battle the blaze. Photo: National World
12. Preston city centre fire
The latest scenes are firefighters battle the blaze. Photo: National World