Rangers found a reconstructed encampment hut fully engulfed in flames just before midnight on Tuesday, August 9th. Supervisory ranger Paula Risell and ranger Mike Erwin were fist on scene. Local fire companies were immediately dispatched and were on scene within 15 minutes. The fire was suppressed jointly by units from King of Prussia Fire Company and Valley Forge Fire Company. The hut was being used for a storage area by interpretive rangers. It's a total loss. Arson has been deemed the probable cause. An investigation is underway.