When firefighters were called to the scene just after six.... They found the second floor of a house at 122 Pine Street in the Hanover Section of the city-- fully engulfed in flames. The Duda family lives there...They were not home at the time. The blaze was contained to the second floor of the building. The first floor sustained heavy smoke and water damage. The family is staying with relatives tonight... The cause of the fire is under investigation...A state police fire marshall has been called in to investigate.