Police are treating a fire which has destroyed a Waitrose supermarket in Banstead in Surrey as `` potentially suspicious '' .
treating
police treat fire destroy waitrose supermarket banstead surrey `` potentially suspicious
Police are <m> treating </m> a fire which has destroyed a Waitrose supermarket in Banstead in Surrey as `` potentially suspicious '' .
Police are <m> treating </m> a fire which has destroyed a Waitrose supermarket in Banstead in Surrey as `` potentially suspicious '' .
More than 50 firefighters have been trying to control the fire which broke out in the roof of the building .
Peter Guest , Assistant Chief Fire Officer at Surrey Fire and Rescue Service says the building is `` a total loss '' .