Yes, it is not.
She achieved so much and ended like this.
Even if by any miracle there is a good explanation, it will be used against the cause.
We just have to keep moving forward.
Later: David Codrea has commented about this. As usual a great informed insight. We need this information to be able to defend our point. Let's keep learning about it so we can keep things in proper prospective as we talk to our friends and family.