and here to make sense of it for us we have here in the studio his very own gary hart and also hans bronson joining us and i'd like to begin with you we just heard them saying that the investigation is ongoing here but what do we know at this hour. well the bare facts of it are that not a large truck but a delivery van something like that to drive into a crowd of people said were injured about six of them are in a life threatening situation and there is some credible information from various sources which has not been confirmed by the police however that the perpetrator seems to have been a man of german origin who is psychologically disturbed that's the bare facts of it there is going. an investigation going on as we just heard the police spokesperson saying they fall and some sort of suspicious object in the truck with which this attack was perpetrated and they haven't quite established whether it is dangerous or not they have cordoned off this area in a very wide perimeter and evacuated it sent people out of that area presumably in order to avoid any further injury should the object be d