A serious incident occurred in St Ives, Cornwall, when an external stairway collapsed at a block of flats, resulting in multiple injuries. Emergency services were alerted to the scene on Carthew Terrace at approximately 7pm on the evening of the incident.

Devon and Cornwall Police confirmed that there have been significant injuries, although the exact number of those affected has not been disclosed. One individual was airlifted to Derriford Hospital in Plymouth for treatment.

A police spokesperson stated, "At about 7pm this evening, fire and ambulance attended a property on Carthew Terrace to report of an external stairway collapse. There have been significant injuries, one person has been airlifted to Derriford Hospital."

The Health and Safety Executive has launched an investigation into the circumstances surrounding the collapse, with police officers providing assistance at the scene. The spokesperson added, "At this time, police are attending to support the investigation on behalf of the Health and Safety Executive, and there are scene closures in place at Carthew Terrace. There is no wider risk to the public."

Emergency services remain on site as investigations continue.