Crews responded to a fire that broke out at a mansion on Damar Drive off Old Richmond Road in Lexington on Friday morning.When officials arrived on the scene, they said the call had been upgraded so that additional crews and resources could respond, as the structure was estimated to be 9,000 square feet. According to officials, two people and two dogs were in the home. They say they all got out safely, but one of the dogs is missing. Officials said it is unknown at this time what caused the fire, and the family will be displaced. This is a developing story. Check back for the latest updates.