Suspected carbon monoxide poisoning kills five people in Buenos Aires cold snapbr br Five people died on Tuesday, July 1, in a house in Buenos Aires due to a suspected carbon monoxide poisoning, according to emergency services director Alberto Crescenti.br br The victims included four adults aged between 42 and 79, and a 4-year-old girl. A 3-year-old baby was rescued and taken to the hospital, where the child is now out of danger.br br Emergency services responded to a 911 call reporting unconscious individuals, and upon arrival, discovered the scene. The investigation is ongoing to confirm the cause, with initial reports suggesting a carbon monoxide leak from heating appliances, as a polar wave has descended upon Argentina's capital, causing temperatures to drop to -1°C (30°F).