:-)
The main two points:
1. Her own loyalty to the one who chose her as VP candidate.
2. Had she NOT supported him, the media would have been all over her 24/7.
It's a no brainer. The ankle biter 1%ers are caught up in their own fury over a perceived slight of THEIR HATRED of McCain, and are being myopic at best. They've been at this for weeks now, everytime someone explains the obvious, or tries to reason with them, they just send spittle all over their own monitors for us all to see.
The same one-percenters would have jettisoned Reagan when he did far worse by choosing Schweiker.