INVESTIGATIONS have begun into the death of an oxygen-dependent woman in New Zealand after a power cut to her home left her respirator useless. Electricity was cut to Folole Muliaga's home in Mangere, near Auckland, on Tuesday, shortly after the preschool teacher and mother of four had returned from a month-long stay in hospital. The coroner is to determine the cause of death and police will consider whether criminal charges should be laid. Ms Muliaga's son, Ietitaia, 20, said she had been up and walking around the family home that morning in good spirits - the long hose of the...