Overview

• An external stairway at a block of flats on Carthew Terrace in St Ives collapsed at about 7pm on Sunday.
• One casualty was airlifted nearly 80 miles to Derriford Hospital in Plymouth, according to police.
• The Health and Safety Executive is investigating the structural failure, with Devon and Cornwall Police assisting on scene.
• Police maintain cordons and warn of local road closures, stating there is no wider risk to the public.
• The property’s landlady says the four injured were members of her family, a claim separate from police-confirmed casualty details.