Forward progress of a fire burning near the Rancho Haven area at the north end of Red Rock Road was stopped at 25 acres. No structures were threatened or damaged according to officials with the Truckee Meadows Fire Protection District. Crews fought the fire on the ground and from the air. It was first reported around 4:30 pm Sunday. The fire started about 6 miles northwest of Animal Ark near Red Rock Road. The cause is under investigation, but thunder storms and lightning were reported in the area.