Personally, I think it's natural to get angry at these images. I also think it's healthy.
But more importantly, if we just go back to our normal lives and never reflect, and never remind ourselves of the evil that exists, and of what our enemies are capable of, it will happen again.
No one forces you to watch these things.
And the networks have gone out of their way to avoid showing the images.
Don't click the link, that's all.