Grass Valley and Nevada County Consolidated fire units were requested to assist with rescue of a horse in the 14000 Block of South Ponderosa Way at 10 a.m. Thursday. Upon arrival fire units found a veterinarian on scene with a horse that had been unable to move for the past several hours, according to a report. The vet at scene was able to provide fluids to the horse. Fire crews evaluated the conditions and requested additional assistance after making initial attempts to remove the horse. With arrival of additional fire resources, the horse was lifted and able to stand on …