KNOX, Pa. (EYT) – Clarion-based state police are investigating a fire that broke out on Monday evening in Knox Borough.

Police say the fire broke out around 10:00 p.m. at Training Towards Self Reliance, located at 214 East State Street in Knox.

The fire originated in an upstairs bathroom and spread into the attic area, officials say.

Damage is estimated at approximately $100,000.

No injuries were reported.

The investigation is ongoing.