Three people have died in a suspected carbon monoxide poisoning at a care home in Dorset**. The incident occurred at the Gainsborough Care Home in Swanage, where seven other people were taken to the hospital as a precaution. Police are still investigating and have arrested a 60-year-old woman on suspicion of manslaughter, but she has since been released under investigation. While the cause of the incident is still unclear, it is not believed to pose a wider risk to the community. Relatives of survivors and neighbors have expressed their shock and sadness over the tragic event. The care home, run by Agincare, was previously rated as 'good' by the Care Quality Commission in 2021.