Whenever the news, from near or from far, is about tragic events a great sadness is generated; it's depressing. Is this the price that must be paid for a society that thinks guns are a symbol of their freedom? You feel helpless. You are largely helpless. My sister-in-law teaches grade school in Connecticut, so it is somehow easier to imagine what could have happened to your own family. It shakes people up because such acts of senseless violence do happen even though rare. And people do tend to loose sight of this aided by the media amplification. About 100,000 public schools are in the USA, so they are safe places really. The best therapy is to make cookies, and then give them to someone, and hope they will pass it forward.
Forams with Teeth
3 hours ago in Catalogue of Organisms