 This is Paul Henley with NewsHour, live from the BBC. Now, lots of questions, understandably, are being asked about failures of security that allowed several rifle shots to be fired directly at the former president before the threat was, to use the parlance, neutralised. This is Deputy Commissioner Lieutenant Colonel George Bivens, who is with the local Pennsylvania State Police. There was a grandstand, a very large area, a lot of people there when this all unfolded.