Emergency services have been rushed to Hartcliffe this morning, due to an ongoing incident.
One witness described seeing as any as four ambulances - including an incident response unit - and a helicopter.
Avon and Somerset Constabulary has also been called to the scene.
Another witness told Bristol Live "There are loads of ambulances and police close to Morrison's and an air ambulance."We will bring you the latest updates on this incident as we get them.