Police are investigating an alleged attack on hunting protesters from Cambridgeshire.
North Cambridgeshire Hunt Saboteurs posted a video online of the incident.
They say their cars were smashed with metal tools in an 'unprovoked attack' at the Fitzwilliam Hunt at Lutton.
Police are investigating reports of criminal damage and assault.
The Fitzwilliam Hunt says it does not condone the sort of behaviour that is alleged to have taken place, even in the face of extreme provocation.