The Health and Safety Executive (HSE) is warning people who hire out inflatable leisure devices that they must ensure all operators are fully trained and that the equipment is properly anchored to the ground at all times.
http://nds.coi.gov.uk/Detail.aspx?NewsAreaId=2&ReleaseID=406153&SubjectId=2
seen at 16:53, 26 August in Public Health Observatories of England News - national.