Investigators are still looking into the cause of a fire that displaced Loveland residents, kept firefighters on scene all night and led to a partial roof collapse. The Loveland Reporter Herald reports multiple 911 calls came in Tuesday evening as a home on Scenic Valley Drive erupted in flames. The fire, which burned for around an hour, was first reported at 7:40 p.m., and was “knocked down,” or no longer visibly burning by 8:39 p.m. No injuries to residents, neighbors or animals were reported, but during the response, one firefighter sustained a minor injury…