A police woman and her three children on Thursday died in a mysterious manner at her house at Oja-Oba area in Osogbo, Osun state.
The police Sergeant and two of her children were found dead in the house while two other children grasping for breath were rushed to hospital.
One of the kids was taken to Obafemi Awolowo University Teaching Hospital in Ile-Ife while the last born who is about 4-months-old was taken to police clinic in Osogbo.
The one rushed to OAUTH in Ife eventually died but the one at the police clinic was stabilized and he is responding to treatment.
Some of residents of the area said the deceased might have been killed by fume from generator set having inhaled Carbon monoxide emission from her generating set.
The state Police Public Relations Officer, Mrs Folashade Odoro, while confirming the incident said the cause of their death would be investigated.
The PPRO said remains of the deceased have been deposited at the mortuary of Ladoke Akintola University Teaching Hospital for autopsy.