Missing safeguards?

Here is the tragic story of the child that was killed at the “monster truck” show over the weekend:

http://www.thenewstribune.com/front/topphoto/story/597894.html

Often we think of providing safeguards for our employees, but what about customers/patrons/the general public?  While we don’t know much yet about this unfortunate situation, what I can say is it did not have to happen.