M&S staff rushed to hospital with carbon monoxide poisoning as major incident declared at London store
A suspected carbon monoxide leak at a Marks and Spencer store in Charlton sickened 30 staff, with 11 hospitalized and elevated CO detected throughout building.
Carbon monoxide leak sends 6 to hospital in Toronto, paramedics say | CBC News
Six people, including a child, were hospitalized after a carbon monoxide leak in a Weston residential-over-commercial building; firefighters cleared the gas and are investigating.