Authorities in Pennsylvania arrest two juveniles over an alleged arson fire that spreads across multiple properties, according to reporting from multiple outlets. The incident involves a large blaze that crews describe as a serious, multi-alarm fire. Investigators say the fire starts on one property and then spreads to nearby structures, causing significant damage, including to a vacant factory and adjacent homes. The fire reportedly forces evacuations and leaves many residents displaced, with sources describing dozens of people as homeless or displaced as a result of the destruction. Following the blaze, law enforcement conducts an investigation and ultimately arrests two children/juveniles connected to the case. The juveniles are charged with arson, and details on the precise charges and court process are not fully specified in the provided summaries. Both outlets attribute responsibility to the two juveniles based on the findings presented by investigators.