PORTSMOUTH -- Firefighters said a building that caught fire on High Street at about 6:30 p.m. Saturday was not in use.
Heavy flames and smoke shot through and above the empty commercial property located across from the stadium at I. C. Norcom High School.
Fire crews did not go into the building, because ther was worry that it could collapse.
Investigators plan to return to the property Sunday. They said the building may be unstable.