Four members of staff have been suspended at a hospital trust where police have launched an investigation into the death a patient.
It follows an allegation made about the care of a man in his 40s at Hellesdon Hospital near Norwich.
The patient had a medical emergency on 1 October and questions have been raised over the treatment he received at the mental health hospital before he was taken to the Norfolk and Norwich University Hospital.
He died three days later.
Roz Brooks, of Norfolk and Suffolk NHS Foundation Trust, said it had contacted police as soon as concerns were raised.
She added: "We can confirm that four members of staff have been suspended pending further investigation." The trust has launched an internal investigation.