It’s not just you! With posts disappearing and pages going poof the Pentagon is also seeing problems. Just posted on Fox News:
Pentagon Hit by Unprecedented Cyber Attack
As a result of the cyber attack, the Defense Department has banned the use of external hardware devices throughout a vast network of military computers.
You can read that on Fox News
Actually, it's probably the Chinese again. I'm sure they are sensing MANY moments of weakness in the coming 4 years. They're just starting early.