(Portland, OR) -- A man died in a house fire early Monday morning in southeast Portland. Callers to 911 reported heavy fire from the front of the house with flames spreading to a neighboring house. When firefighters searched the home, they were slowed by excessive clutter. The victim was removed from the home and life-saving measures were started, but the man died at the scene. Crews knocked down flames on both houses in about 20 minutes. The investigation into the cause of the fire is ongoing.