OPP in Almaguin Highlands are treating the death of a senior citizen as a homicide.  Police say 85-year-old Dolores White died in her Kearney home as the result of injuries she got during an altercation.   Police are now looking for a man who is about six feet tall and weighs 170 pounds.  They add he wore dark clothing and anyone with information about the death is asked to call the OPP.