(Preble County, OH)--Fire did heavy damage to a Preble County home Sunday.  It broke out at around 7:30 Sunday morning in the 300 block of U.S. 40 West.  Flames were visible through the roof of the two-story structure.  No injuries were reported.  There’s no word yet on the cause of the fire or the dollar amount of the damage.  The residents were inside the home when the fire started.