Surrey Fire and Rescue have not confirmed the cause of death of firefighter Clifford Cox, despite reports he suffered a heart attack while on duty in Staines.
Assistant Chief Fire Officer Simon Moore said:
We can confirm a firefighter has died at the station but he was not on a call at the time. The circumstances of his death have not been established. We are saddened and upset by this tragic news and our thoughts are with his family and colleagues at this very difficult time.
BBC News reports that FF Cox is believed to have died following a heart attack.