A worker from the royal estate at Sandringham in Norfolk is fighting for his life after he became trapped underwater in a lake.
The man, believed to be in his 30s, was pulled from Lower Lake in the grounds of the Queen's Norfolk home on Monday afternoon.
It is understood he had become trapped beneath a ride-on lawnmower. Police and colleagues performed emergency resuscitation until paramedics arrived.
He was taken to Addenbrooke's Hospital in Cambridge where he is critically ill. Police and the Health and Safety Executive are investigating.
Click below to watch a report from ITV News Anglia's Russell Hookey at Sandringham
More top news
A primary school in Essex has come up with a new way to help tackle racism and show how closely connected we all are.
An exclusive report by ITV Anglia has found that the number of female directors in our region falls well below the national average
Almost a quarter of ambulance staff took stress-related time off in 2016-17, in the East Midlands.