RICHLAND TWP., Pa. -

Firefighters battled a 3-alarm fire in an industrial area in Bucks County early Friday morning.

The fire broke out around 4:30 a.m at 130 Penn Am Dr. in Richland Township.

More than 100 firefighters, including some from Lehigh and Northampton counties, helped battle the blaze. They managed to get control of the fire by 7:15 a.m., officials said.

No one was reported to be injured. Investigators still haven't determined what sparked the fire.