Gas leak in church during mass, 40 in hospital. Ten, including an eight-year-old boy, were forced to undergo treatment in a hyperbaric chamber.

None are in serious condition. The cause of the carbon monoxide leak was a fault in the church's boiler.   Reproduction reserved © Copyright ANSA. An 8-year old boy also in the hyperbarIC chamber (ANSA) . Forty people ended up in hospital due to carbon monoxic poisoning.