Fire crews are continuing to investigate a fire that broke out in a business Thursday morning. The building is home to Amaral Custom Fabrication. Officials say the fire broke out just before 3 a.m. on Broadcommon Road. Right now it's not clear if anyone was in the building at that time, or if there were any injuries. There is no word on a cause of the fire. Stay with Eyewitness News as we continue to bring updates.