(Cedar Mill, OR)  --  A house in Cedar Mill that was crushed by a tree during a winter storm has been destroyed by fire.  Early Wednesday morning, a neighbor heard smoke alarms and saw smoke and flames coming from a home on Southwest 105th Terrace.  Firefighters searched the house, despite heavy fire inside.  Part of the floor and roof collapsed.  No one was inside of the home.  Two cats remain unaccounted for.  The investigation into the cause of the fire is ongoing.