Wiltshire Air Ambulance has landed in Chippenham for a medical emergency.
The helicopter touched down in John Coles Park, of Malmesbury Road, at 11.50pm.
— Phil Eldridge (@1st_class_pie) August 22, 2017
We're working on bringing you the latest updates on this breaking news story. Breaking news is updated regularly, please refresh this page or check back later for updates.