While loyalty is important, loyalty to the Constitution and conservative ideals should come before loyalty to any person other than her husband.
I don’t like McCain at all but he’s not Hitler or Obama. He is good on some important issues, national defense for one.
I don’t think Sarah’s loyalty to him on this will hurt her. I don’t think it will help him enough.
After all, he has his wife and daughter on his side and, as they say, with friends like those ...
They both seem to be nut cases.