ROSHOLT, WI (WSAU) -  A mobile home was destroyed by fire this morning about three miles northwest of Rosholt. It happened at a property on Birch Road near Woodland Road in the Town of Sharon just after 7:40 a.m. Nobody was home at the time, and the home was pretty well destroyed by the time firefighters arrived. A nearby motor home and garage had some exterior heat damage. The cause of the fire is under investigation.