text:  By all accounts, everyone who went into the rally actually went through metal detectors. It appears that the shooter was on the outside of the secure perimeter. That being said, though, it is the job of the Secret Service to make sure there are no threats within any sort of shooting range. And obviously there was some sort of mistake, some sort of mishap made by the former president's private security team in clearing this area or else this shooter would not have been able to fire off between six and eight shots.