Joined: Jul 2015
Posts: 131
So you don't think the picture was necessary, but it sure captured your attention, didn't it. It probably caught the attention of a lot of other people too.
Those pictures are there to grab people's attention, and stir up their feelings, so that they will read the more detailed article.
If you don't like it showing up on your newsfeed on facebook, maybe you should be friends with more lighthearted people, who post videos of puppies, rather than current world issues.