The cause of a blaze at a supermarket in St Neots has been confirmed. 

Fire crews from were called to a fire at Iceland on the Market Square at 4.45pm on Tuesday August 20,

When firefighters arrived, they found a fire in an air conditioning unit that was out on arrival. They then made the area safe.

Crews returned to their stations by 5:59pm.

The cause of the fire was accidental.