I've since heard that the "suspicious" person was thought to be carrying a "gun," and was seen walking toward the flight line.
In my opinion this is another example of gross overreaction. Some say you can't be too careful, but when you're continually running scared it opens up new possibilities for people who genuinely mean you harm.
Thank You and my apology for not being here in the crucial past hours. Dang, have got some homework to do on why was booted off internet. Am happy you and yours are out and fine.