"Had there not been a member of House leadership present, there would have been no police present, and it would have become the largest act of political terrorism in years, if not ever,”
Or...
Had there not been a member of House leadership present, they wouldn't be targeted at all. That is why some people have security with them.
The question, and I hope it gets repeatedly asked by Democrats and the media, is why was this man allowed to carry a gun.