Gun violence is not something that appears just in a bad neighborhood or in another part of the world. It appears right here, right outside your door.
This was the tree, and it seemed to me standing there to resemble those men, the giants of your childhood, whom you encounter years later and find that they are not merely smaller in relation to your growth, but they are absolutely smaller, shrunken by age. In this double demotion the old giants have become pygmies while you were looking the other way.