'Until I saw it for myself, I hadn't realised just the scale of the incident' - the first paramedic to attend Arena bombing Patrick Ennis was one of only three paramedics to assist casualties in the City Room Updated The video will auto-play soon8Cancel Play now The first paramedic to arrive at Manchester Arena after the bomb detonated said he had no idea of the 'true scale' of the atrocity until he walked into the blast zone. Patrick Ennis, at the time a North West Ambulance Service advanced paramedic, said he wasn't prepared for the young ages of some of the casualties in the City Room.