The Leonardtown Volunteer Fire Department was called to an RV fire at 23285 Point Lookout Road, Leonardtown on Monday morning. 15 firefighters had the blaze extinguished in 3 minutes. The fire that began on the RV's interior was quickly discovered and extinguished.  One adult female and two children were inside.  The adult female sustained burns as a result of the fire and was flown for treatment and later released.  There were no working smoke detectors within the RV at the time of the fire.  The occupants were provided with smoke detectors while on scene. The total estimated loss is $250.