Elderly residents – some in wheelchairs and some dependent on oxygen tanks – were blinded by deadly smoke as they tried to escape an assisted-living facility in Fall River, Massachusetts, which caught fire Sunday evening.

A 10th person has died in the aftermath of the fire at the Gabriel House in Fall River, Massachusetts. Brenda Cropper, 66, had been hospitalized in critical condition since the Sunday fire.Bristol County District Attorney Thomas Quinn announced Cropper's death on Thursday.

According to Fire Chief Jeffrey Bacon, the blaze started in a room on the second floor on the east side of the Gabriel House building, but details about the exact origin and cause are under investigation.